47472816 has 40 divisors (see below), whose sum is σ = 124724160. Its totient is φ = 15555136.

The previous prime is 47472791. The next prime is 47472827. The reversal of 47472816 is 61827474.

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, 5550 + ... + 11213.

It is an arithmetic number, because the mean of its divisors is an integer number (3118104).

Almost surely, 2^47472816 is an apocalyptic number.

It is an amenable number.

47472816 is an abundant number, since it is smaller than the sum of its proper divisors (77251344).

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

47472816 is a wasteful number, since it uses less digits than its factorization.

47472816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16833 (or 16827 counting only the distinct ones).

The product of its digits is 75264, while the sum is 39.

The square root of 47472816 is about 6890.0519591655. The cubic root of 47472816 is about 362.0887219833.

The spelling of 47472816 in words is "forty-seven million, four hundred seventy-two thousand, eight hundred sixteen".