256002052 has 12 divisors (see below), whose sum is σ = 467482176. Its totient is φ = 122435720.

The previous prime is 256002049. The next prime is 256002079. The reversal of 256002052 is 250200652.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1391224 + ... + 1391407.

It is an arithmetic number, because the mean of its divisors is an integer number (38956848).

Almost surely, 2^256002052 is an apocalyptic number.

It is an amenable number.

256002052 is a deficient number, since it is larger than the sum of its proper divisors (211480124).

256002052 is a wasteful number, since it uses less digits than its factorization.

256002052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2782658 (or 2782656 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 256002052 is about 16000.0641248715. The cubic root of 256002052 is about 634.9621173176.

The spelling of 256002052 in words is "two hundred fifty-six million, two thousand, fifty-two".