255601250 has 20 divisors (see below), whose sum is σ = 479101326. Its totient is φ = 102240000.

The previous prime is 255601249. The next prime is 255601267. The reversal of 255601250 is 52106552.

255601250 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 5 ways, for example, as 19333609 + 236267641 = 4397^2 + 15371^2 .

It is a hoax number, since the sum of its digits (26) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 100991 + ... + 103490.

Almost surely, 2^255601250 is an apocalyptic number.

255601250 is a deficient number, since it is larger than the sum of its proper divisors (223500076).

255601250 is an equidigital number, since it uses as much as digits as its factorization.

255601250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204503 (or 204488 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 26.

The square root of 255601250 is about 15987.5342063747. The cubic root of 255601250 is about 634.6305743815.

The spelling of 255601250 in words is "two hundred fifty-five million, six hundred one thousand, two hundred fifty".