256262236 has 24 divisors (see below), whose sum is σ = 459325440. Its totient is φ = 125042352.

The previous prime is 256262219. The next prime is 256262257. The reversal of 256262236 is 632262652.

It is a congruent number.

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, 70225 + ... + 73783.

It is an arithmetic number, because the mean of its divisors is an integer number (19138560).

Almost surely, 2^256262236 is an apocalyptic number.

It is an amenable number.

256262236 is a deficient number, since it is larger than the sum of its proper divisors (203063204).

256262236 is a wasteful number, since it uses less digits than its factorization.

256262236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3993 (or 3991 counting only the distinct ones).

The product of its digits is 51840, while the sum is 34.

The square root of 256262236 is about 16008.1927774499. The cubic root of 256262236 is about 635.1771560191.

The spelling of 256262236 in words is "two hundred fifty-six million, two hundred sixty-two thousand, two hundred thirty-six".