232275728 has 20 divisors (see below), whose sum is σ = 450811548. Its totient is φ = 115937280.

The previous prime is 232275713. The next prime is 232275737. The reversal of 232275728 is 827572232.

232275728 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 53465344 + 178810384 = 7312^2 + 13372^2 .

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 232275691 and 232275700.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2753 + ... + 21728.

Almost surely, 2^232275728 is an apocalyptic number.

It is an amenable number.

232275728 is a deficient number, since it is larger than the sum of its proper divisors (218535820).

232275728 is a wasteful number, since it uses less digits than its factorization.

232275728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25082 (or 25076 counting only the distinct ones).

The product of its digits is 94080, while the sum is 38.

The square root of 232275728 is about 15240.5947390514. The cubic root of 232275728 is about 614.7066951365.

The spelling of 232275728 in words is "two hundred thirty-two million, two hundred seventy-five thousand, seven hundred twenty-eight".