255775330 has 16 divisors (see below), whose sum is σ = 460582200. Its totient is φ = 102268672.

The previous prime is 255775307. The next prime is 255775349. The reversal of 255775330 is 33577552.

It can be written as a sum of positive squares in 4 ways, for example, as 179265321 + 76510009 = 13389^2 + 8747^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 255775330.

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, 37332 + ... + 43648.

Almost surely, 2^255775330 is an apocalyptic number.

255775330 is a deficient number, since it is larger than the sum of its proper divisors (204806870).

255775330 is a wasteful number, since it uses less digits than its factorization.

255775330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10373.

The product of its (nonzero) digits is 110250, while the sum is 37.

The square root of 255775330 is about 15992.9775213998. The cubic root of 255775330 is about 634.7746156952.

The spelling of 255775330 in words is "two hundred fifty-five million, seven hundred seventy-five thousand, three hundred thirty".