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6223272 = 2331122143
BaseRepresentation
bin10111101111010110101000
3102201011201120
4113233112220
53043121042
6341215240
7103616436
oct27572650
912634646
106223272
113570700
122101520
13139b813
14b7dd56
1582ddec
hex5ef5a8

6223272 has 48 divisors (see below), whose sum is σ = 17109120. Its totient is φ = 1884960.

The previous prime is 6223253. The next prime is 6223277. The reversal of 6223272 is 2723226.

6223272 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×62232722 = 77458228771968, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a d-powerful number, because it can be written as 6 + 218 + 219 + 311 + 220 + 75 + 222 .

It is not an unprimeable number, because it can be changed into a prime (6223277) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1833 + ... + 3975.

It is an arithmetic number, because the mean of its divisors is an integer number (356440).

Almost surely, 26223272 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6223272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8554560).

6223272 is an abundant number, since it is smaller than the sum of its proper divisors (10885848).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6223272 is a wasteful number, since it uses less digits than its factorization.

6223272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2174 (or 2159 counting only the distinct ones).

The product of its digits is 2016, while the sum is 24.

The square root of 6223272 is about 2494.6486726591. The cubic root of 6223272 is about 183.9386216198.

Adding to 6223272 its reverse (2723226), we get a palindrome (8946498).

The spelling of 6223272 in words is "six million, two hundred twenty-three thousand, two hundred seventy-two".

Divisors: 1 2 3 4 6 8 11 12 22 24 33 44 66 88 121 132 242 264 363 484 726 968 1452 2143 2904 4286 6429 8572 12858 17144 23573 25716 47146 51432 70719 94292 141438 188584 259303 282876 518606 565752 777909 1037212 1555818 2074424 3111636 6223272