255825575 has 6 divisors (see below), whose sum is σ = 317223744. Its totient is φ = 204660440.

The previous prime is 255825539. The next prime is 255825587. The reversal of 255825575 is 575528552.

It is not a de Polignac number, because 255825575 - 2⁸ = 255825319 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 5116487 + ... + 5116536.

It is an arithmetic number, because the mean of its divisors is an integer number (52870624).

Almost surely, 2^255825575 is an apocalyptic number.

255825575 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

255825575 is a deficient number, since it is larger than the sum of its proper divisors (61398169).

255825575 is a wasteful number, since it uses less digits than its factorization.

255825575 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10233033 (or 10233028 counting only the distinct ones).

The product of its digits is 700000, while the sum is 44.

The square root of 255825575 is about 15994.5482899643. The cubic root of 255825575 is about 634.8161784244.

The spelling of 255825575 in words is "two hundred fifty-five million, eight hundred twenty-five thousand, five hundred seventy-five".