15255868 has 12 divisors (see below), whose sum is σ = 28268352. Its totient is φ = 7179200.

The previous prime is 15255859. The next prime is 15255881. The reversal of 15255868 is 86855251.

15255868 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 15255868.

It is a congruent number.

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, 112108 + ... + 112243.

It is an arithmetic number, because the mean of its divisors is an integer number (2355696).

Almost surely, 2^15255868 is an apocalyptic number.

It is an amenable number.

15255868 is a deficient number, since it is larger than the sum of its proper divisors (13012484).

15255868 is a wasteful number, since it uses less digits than its factorization.

15255868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224372 (or 224370 counting only the distinct ones).

The product of its digits is 96000, while the sum is 40.

The square root of 15255868 is about 3905.8760861041. The cubic root of 15255868 is about 248.0155860825.

The spelling of 15255868 in words is "fifteen million, two hundred fifty-five thousand, eight hundred sixty-eight".