255642704 has 40 divisors (see below), whose sum is σ = 508515072. Its totient is φ = 124456320.

The previous prime is 255642703. The next prime is 255642773. The reversal of 255642704 is 407246552.

255642704 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255642703) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 99257 + ... + 101799.

Almost surely, 2^255642704 is an apocalyptic number.

It is an amenable number.

255642704 is a deficient number, since it is larger than the sum of its proper divisors (252872368).

255642704 is a wasteful number, since it uses less digits than its factorization.

255642704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2715 (or 2709 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 35.

The square root of 255642704 is about 15988.8306013917. The cubic root of 255642704 is about 634.6648811435.

The spelling of 255642704 in words is "two hundred fifty-five million, six hundred forty-two thousand, seven hundred four".