336666656 has 48 divisors (see below), whose sum is σ = 676698624. Its totient is φ = 164841984.

The previous prime is 336666647. The next prime is 336666721. The reversal of 336666656 is 656666633.

It is a super-2 number, since 2×336666656² = 226688874524444672, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 336666656.

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, 389681 + ... + 390543.

It is an arithmetic number, because the mean of its divisors is an integer number (14097888).

Almost surely, 2^336666656 is an apocalyptic number.

It is an amenable number.

336666656 is an abundant number, since it is smaller than the sum of its proper divisors (340031968).

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

336666656 is a wasteful number, since it uses less digits than its factorization.

336666656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1113 (or 1105 counting only the distinct ones).

The product of its digits is 2099520, while the sum is 47.

The square root of 336666656 is about 18348.4783020282. The cubic root of 336666656 is about 695.6648097542.

The spelling of 336666656 in words is "three hundred thirty-six million, six hundred sixty-six thousand, six hundred fifty-six".