255712082 has 16 divisors (see below), whose sum is σ = 397194840. Its totient is φ = 123322752.

The previous prime is 255712073. The next prime is 255712097. The reversal of 255712082 is 280217552.

It is a happy number.

It is a Cunningham number, because it is equal to 15991²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 255712081 + 1 = 15991^2 + 1^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85118 + ... + 88070.

Almost surely, 2^255712082 is an apocalyptic number.

255712082 is a deficient number, since it is larger than the sum of its proper divisors (141482758).

255712082 is a wasteful number, since it uses less digits than its factorization.

255712082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4477.

The product of its (nonzero) digits is 11200, while the sum is 32.

The square root of 255712082 is about 15991.0000312676. Note that the first 4 decimals coincide. The cubic root of 255712082 is about 634.7222891285.

The spelling of 255712082 in words is "two hundred fifty-five million, seven hundred twelve thousand, eighty-two".