232438545 has 16 divisors (see below), whose sum is σ = 413224320. Its totient is φ = 123967152.

The previous prime is 232438519. The next prime is 232438573. The reversal of 232438545 is 545834232.

232438545 is a `hidden beast` number, since 232 + 4 + 385 + 45 = 666.

It is not a de Polignac number, because 232438545 - 2⁵ = 232438513 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 860749 + ... + 861018.

It is an arithmetic number, because the mean of its divisors is an integer number (25826520).

Almost surely, 2^232438545 is an apocalyptic number.

It is an amenable number.

232438545 is a deficient number, since it is larger than the sum of its proper divisors (180785775).

232438545 is a wasteful number, since it uses less digits than its factorization.

232438545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1721781 (or 1721775 counting only the distinct ones).

The product of its digits is 115200, while the sum is 36.

The square root of 232438545 is about 15245.9353599574. The cubic root of 232438545 is about 614.8502907455.

The spelling of 232438545 in words is "two hundred thirty-two million, four hundred thirty-eight thousand, five hundred forty-five".