255725422 has 32 divisors (see below), whose sum is σ = 404352000. Its totient is φ = 121137408.

The previous prime is 255725383. The next prime is 255725453. The reversal of 255725422 is 224527552.

It is a congruent number.

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, 1097418 + ... + 1097650.

It is an arithmetic number, because the mean of its divisors is an integer number (12636000).

Almost surely, 2^255725422 is an apocalyptic number.

255725422 is a deficient number, since it is larger than the sum of its proper divisors (148626578).

255725422 is a wasteful number, since it uses less digits than its factorization.

255725422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 540.

The product of its digits is 56000, while the sum is 34.

The square root of 255725422 is about 15991.4171354511. The cubic root of 255725422 is about 634.7333263440.

The spelling of 255725422 in words is "two hundred fifty-five million, seven hundred twenty-five thousand, four hundred twenty-two".