255032775 has 18 divisors (see below), whose sum is σ = 456792440. Its totient is φ = 136017360.

The previous prime is 255032773. The next prime is 255032783. The reversal of 255032775 is 577230552.

It is a happy number.

255032775 is a `hidden beast` number, since 2 + 550 + 32 + 7 + 75 = 666.

It is not a de Polignac number, because 255032775 - 2¹ = 255032773 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255032773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 566515 + ... + 566964.

Almost surely, 2^255032775 is an apocalyptic number.

255032775 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

255032775 is a deficient number, since it is larger than the sum of its proper divisors (201759665).

255032775 is a wasteful number, since it uses less digits than its factorization.

255032775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1133495 (or 1133487 counting only the distinct ones).

The product of its (nonzero) digits is 73500, while the sum is 36.

The square root of 255032775 is about 15969.7456147554. The cubic root of 255032775 is about 634.1597376034.

The spelling of 255032775 in words is "two hundred fifty-five million, thirty-two thousand, seven hundred seventy-five".