255336625 has 16 divisors (see below), whose sum is σ = 320308560. Its totient is φ = 203212800.

The previous prime is 255336607. The next prime is 255336647. The reversal of 255336625 is 526633552.

It can be written as a sum of positive squares in 8 ways, for example, as 71707024 + 183629601 = 8468^2 + 13551^2 .

It is not a de Polignac number, because 255336625 - 2¹³ = 255328433 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19441 + ... + 29809.

It is an arithmetic number, because the mean of its divisors is an integer number (20019285).

Almost surely, 2^255336625 is an apocalyptic number.

255336625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

255336625 is a deficient number, since it is larger than the sum of its proper divisors (64971935).

255336625 is a wasteful number, since it uses less digits than its factorization.

255336625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10581 (or 10571 counting only the distinct ones).

The product of its digits is 162000, while the sum is 37.

The square root of 255336625 is about 15979.2560840610. The cubic root of 255336625 is about 634.4114868965.

The spelling of 255336625 in words is "two hundred fifty-five million, three hundred thirty-six thousand, six hundred twenty-five".