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4122270 = 2325163281
BaseRepresentation
bin1111101110011010011110
321202102200200
433232122132
52023403040
6224204330
750016165
oct17563236
97672620
104122270
112366139
1214696a6
13b14419
147943dc
15566630
hex3ee69e

4122270 has 48 divisors (see below), whose sum is σ = 10822032. Its totient is φ = 1088640.

The previous prime is 4122247. The next prime is 4122277. The reversal of 4122270 is 722214.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4122277) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14530 + ... + 14810.

It is an arithmetic number, because the mean of its divisors is an integer number (225459).

Almost surely, 24122270 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4122270, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5411016).

4122270 is an abundant number, since it is smaller than the sum of its proper divisors (6699762).

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

4122270 is a wasteful number, since it uses less digits than its factorization.

4122270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 457 (or 454 counting only the distinct ones).

The product of its (nonzero) digits is 224, while the sum is 18.

The square root of 4122270 is about 2030.3374103828. The cubic root of 4122270 is about 160.3413286162.

Adding to 4122270 its reverse (722214), we get a palindrome (4844484).

The spelling of 4122270 in words is "four million, one hundred twenty-two thousand, two hundred seventy".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 163 281 326 489 562 815 843 978 1405 1467 1630 1686 2445 2529 2810 2934 4215 4890 5058 7335 8430 12645 14670 25290 45803 91606 137409 229015 274818 412227 458030 687045 824454 1374090 2061135 4122270