232156422 has 32 divisors (see below), whose sum is σ = 516412800. Its totient is φ = 77309064.

The previous prime is 232156409. The next prime is 232156429. The reversal of 232156422 is 224651232.

It is a happy number.

232156422 is a `hidden beast` number, since 2 + 3 + 2 + 15 + 642 + 2 = 666.

232156422 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232156429) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 88729 + ... + 91307.

It is an arithmetic number, because the mean of its divisors is an integer number (16137900).

Almost surely, 2^232156422 is an apocalyptic number.

232156422 is an abundant number, since it is smaller than the sum of its proper divisors (284256378).

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

232156422 is a wasteful number, since it uses less digits than its factorization.

232156422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4257 (or 4251 counting only the distinct ones).

The product of its digits is 5760, while the sum is 27.

The square root of 232156422 is about 15236.6801502165. The cubic root of 232156422 is about 614.6014312222.

The spelling of 232156422 in words is "two hundred thirty-two million, one hundred fifty-six thousand, four hundred twenty-two".