255533375 has 32 divisors (see below), whose sum is σ = 355492800. Its totient is φ = 182246400.

The previous prime is 255533353. The next prime is 255533393. The reversal of 255533375 is 573335552.

It is not a de Polignac number, because 255533375 - 2¹² = 255529279 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 37211 + ... + 43539.

It is an arithmetic number, because the mean of its divisors is an integer number (11109150).

Almost surely, 2^255533375 is an apocalyptic number.

255533375 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

255533375 is a deficient number, since it is larger than the sum of its proper divisors (99959425).

255533375 is a wasteful number, since it uses less digits than its factorization.

255533375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6380 (or 6370 counting only the distinct ones).

The product of its digits is 236250, while the sum is 38.

The square root of 255533375 is about 15985.4113178235. The cubic root of 255533375 is about 634.5743939524.

The spelling of 255533375 in words is "two hundred fifty-five million, five hundred thirty-three thousand, three hundred seventy-five".