47021164 has 12 divisors (see below), whose sum is σ = 82414024. Its totient is φ = 23474304.

The previous prime is 47021159. The next prime is 47021173. The reversal of 47021164 is 46112074.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6042 + ... + 11425.

Almost surely, 2^47021164 is an apocalyptic number.

It is an amenable number.

47021164 is a deficient number, since it is larger than the sum of its proper divisors (35392860).

47021164 is a wasteful number, since it uses less digits than its factorization.

47021164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18144 (or 18142 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 25.

The square root of 47021164 is about 6857.1979700166. The cubic root of 47021164 is about 360.9367681088.

The spelling of 47021164 in words is "forty-seven million, twenty-one thousand, one hundred sixty-four".