265440928 has 24 divisors (see below), whose sum is σ = 527767380. Its totient is φ = 131404800.

The previous prime is 265440893. The next prime is 265440943. The reversal of 265440928 is 829044562.

265440928 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 265429264 + 11664 = 16292^2 + 108^2 .

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, 37833 + ... + 44296.

Almost surely, 2^265440928 is an apocalyptic number.

It is an amenable number.

265440928 is a deficient number, since it is larger than the sum of its proper divisors (262326452).

265440928 is a wasteful number, since it uses less digits than its factorization.

265440928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82240 (or 82232 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 40.

The square root of 265440928 is about 16292.3579631679. The cubic root of 265440928 is about 642.6718767811.

The spelling of 265440928 in words is "two hundred sixty-five million, four hundred forty thousand, nine hundred twenty-eight".