47646856 has 32 divisors (see below), whose sum is σ = 91512000. Its totient is φ = 23250240.

The previous prime is 47646847. The next prime is 47646871. The reversal of 47646856 is 65864674.

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors.

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, 79245 + ... + 79843.

It is an arithmetic number, because the mean of its divisors is an integer number (2859750).

Almost surely, 2^47646856 is an apocalyptic number.

It is an amenable number.

47646856 is a deficient number, since it is larger than the sum of its proper divisors (43865144).

47646856 is a wasteful number, since it uses less digits than its factorization.

47646856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 829 (or 825 counting only the distinct ones).

The product of its digits is 967680, while the sum is 46.

The square root of 47646856 is about 6902.6702079702. The cubic root of 47646856 is about 362.5306666089.

The spelling of 47646856 in words is "forty-seven million, six hundred forty-six thousand, eight hundred fifty-six".