801002256 has 40 divisors (see below), whose sum is σ = 2070310944. Its totient is φ = 266864640.

The previous prime is 801002249. The next prime is 801002261. The reversal of 801002256 is 652200108.

It is a super-2 number, since 2×801002256² = 1283209228234179072, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 144496 + ... + 149936.

Almost surely, 2^801002256 is an apocalyptic number.

It is an amenable number.

801002256 is an abundant number, since it is smaller than the sum of its proper divisors (1269308688).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

801002256 is a wasteful number, since it uses less digits than its factorization.

801002256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8519 (or 8513 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 24.

The square root of 801002256 is about 28301.9832520620. The cubic root of 801002256 is about 928.7052766290.

The spelling of 801002256 in words is "eight hundred one million, two thousand, two hundred fifty-six".