232135604 has 24 divisors (see below), whose sum is σ = 430504200. Its totient is φ = 109329920.

The previous prime is 232135591. The next prime is 232135627. The reversal of 232135604 is 406531232.

It can be written as a sum of positive squares in 4 ways, for example, as 487204 + 231648400 = 698^2 + 15220^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19649 + ... + 29160.

It is an arithmetic number, because the mean of its divisors is an integer number (17937675).

Almost surely, 2^232135604 is an apocalyptic number.

It is an amenable number.

232135604 is a deficient number, since it is larger than the sum of its proper divisors (198368596).

232135604 is a wasteful number, since it uses less digits than its factorization.

232135604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48883 (or 48881 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 232135604 is about 15235.9969808346. The cubic root of 232135604 is about 614.5830597653.

Adding to 232135604 its reverse (406531232), we get a palindrome (638666836).

The spelling of 232135604 in words is "two hundred thirty-two million, one hundred thirty-five thousand, six hundred four".