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5209722 = 2327173239
BaseRepresentation
bin10011110111111001111010
3100210200101200
4103313321322
52313202342
6303355030
762165460
oct23677172
910720350
105209722
112a39161
1218b2a76
13110539b
14998830
156cd94c
hex4f7e7a

5209722 has 48 divisors (see below), whose sum is σ = 13029120. Its totient is φ = 1473696.

The previous prime is 5209717. The next prime is 5209727. The reversal of 5209722 is 2279025.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (5209717) and next prime (5209727).

It is an Ulam number.

It is a nialpdrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5209727) 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, 21679 + ... + 21917.

It is an arithmetic number, because the mean of its divisors is an integer number (271440).

Almost surely, 25209722 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5209722, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6514560).

5209722 is an abundant number, since it is smaller than the sum of its proper divisors (7819398).

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

5209722 is a wasteful number, since it uses less digits than its factorization.

5209722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 427 (or 424 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The square root of 5209722 is about 2282.4815442846. The cubic root of 5209722 is about 173.3557227817.

The spelling of 5209722 in words is "five million, two hundred nine thousand, seven hundred twenty-two".

Divisors: 1 2 3 6 7 9 14 18 21 42 63 126 173 239 346 478 519 717 1038 1211 1434 1557 1673 2151 2422 3114 3346 3633 4302 5019 7266 10038 10899 15057 21798 30114 41347 82694 124041 248082 289429 372123 578858 744246 868287 1736574 2604861 5209722