156224604 has 12 divisors (see below), whose sum is σ = 364524104. Its totient is φ = 52074864.

The previous prime is 156224603. The next prime is 156224609. The reversal of 156224604 is 406422651.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×156224604² = 48812253789913632, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (156224603) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6509347 + ... + 6509370.

Almost surely, 2^156224604 is an apocalyptic number.

It is an amenable number.

156224604 is an abundant number, since it is smaller than the sum of its proper divisors (208299500).

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

156224604 is a wasteful number, since it uses less digits than its factorization.

156224604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13018724 (or 13018722 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 156224604 is about 12498.9841187194. The cubic root of 156224604 is about 538.5794901144.

The spelling of 156224604 in words is "one hundred fifty-six million, two hundred twenty-four thousand, six hundred four".