232156136 has 32 divisors (see below), whose sum is σ = 474012000. Its totient is φ = 106174656.

The previous prime is 232156123. The next prime is 232156147. The reversal of 232156136 is 631651232.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a junction number, because it is equal to n+sod(n) for n = 232156099 and 232156108.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21926 + ... + 30741.

It is an arithmetic number, because the mean of its divisors is an integer number (14812875).

Almost surely, 2^232156136 is an apocalyptic number.

It is an amenable number.

232156136 is an abundant number, since it is smaller than the sum of its proper divisors (241855864).

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

232156136 is a wasteful number, since it uses less digits than its factorization.

232156136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52721 (or 52717 counting only the distinct ones).

The product of its digits is 6480, while the sum is 29.

The square root of 232156136 is about 15236.6707649670. The cubic root of 232156136 is about 614.6011788405.

The spelling of 232156136 in words is "two hundred thirty-two million, one hundred fifty-six thousand, one hundred thirty-six".