15255375 has 32 divisors (see below), whose sum is σ = 26889408. Its totient is φ = 7654400.

The previous prime is 15255353. The next prime is 15255391. The reversal of 15255375 is 57355251.

It is not a de Polignac number, because 15255375 - 2²⁰ = 14206799 is a prime.

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5179 + ... + 7571.

It is an arithmetic number, because the mean of its divisors is an integer number (840294).

Almost surely, 2^15255375 is an apocalyptic number.

15255375 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

15255375 is a deficient number, since it is larger than the sum of its proper divisors (11634033).

15255375 is a wasteful number, since it uses less digits than its factorization.

15255375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2428 (or 2418 counting only the distinct ones).

The product of its digits is 26250, while the sum is 33.

The square root of 15255375 is about 3905.8129755532. The cubic root of 15255375 is about 248.0129144766.

It can be divided in two parts, 152553 and 75, that added together give a triangular number (152628 = T₅₅₂).

The spelling of 15255375 in words is "fifteen million, two hundred fifty-five thousand, three hundred seventy-five".