47865456 has 30 divisors (see below), whose sum is σ = 133957200. Its totient is φ = 15955104.

The previous prime is 47865437. The next prime is 47865469. The reversal of 47865456 is 65456874.

It is a super-2 number, since 2×47865456² = 4582203756175872, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 166056 + ... + 166343.

It is an arithmetic number, because the mean of its divisors is an integer number (4465240).

Almost surely, 2^47865456 is an apocalyptic number.

It is an amenable number.

47865456 is an abundant number, since it is smaller than the sum of its proper divisors (86091744).

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

47865456 is a wasteful number, since it uses less digits than its factorization.

47865456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 332413 (or 332404 counting only the distinct ones).

The product of its digits is 806400, while the sum is 45.

The square root of 47865456 is about 6918.4865396993. The cubic root of 47865456 is about 363.0842415418.

The spelling of 47865456 in words is "forty-seven million, eight hundred sixty-five thousand, four hundred fifty-six".