256652582 has 4 divisors (see below), whose sum is σ = 384978876. Its totient is φ = 128326290.

The previous prime is 256652569. The next prime is 256652629. The reversal of 256652582 is 285256652.

256652582 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 64163144 + ... + 64163147.

It is an arithmetic number, because the mean of its divisors is an integer number (96244719).

Almost surely, 2^256652582 is an apocalyptic number.

256652582 is a deficient number, since it is larger than the sum of its proper divisors (128326294).

256652582 is a wasteful number, since it uses less digits than its factorization.

256652582 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128326293.

The product of its digits is 288000, while the sum is 41.

The square root of 256652582 is about 16020.3802077229. The cubic root of 256652582 is about 635.4994991044.

The spelling of 256652582 in words is "two hundred fifty-six million, six hundred fifty-two thousand, five hundred eighty-two".