47070872 has 16 divisors (see below), whose sum is σ = 88576200. Its totient is φ = 23450560.

The previous prime is 47070869. The next prime is 47070889. The reversal of 47070872 is 27807074.

It is a congruent number.

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, 8222 + ... + 12717.

Almost surely, 2^47070872 is an apocalyptic number.

It is an amenable number.

47070872 is a deficient number, since it is larger than the sum of its proper divisors (41505328).

47070872 is a wasteful number, since it uses less digits than its factorization.

47070872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21226 (or 21222 counting only the distinct ones).

The product of its (nonzero) digits is 21952, while the sum is 35.

The square root of 47070872 is about 6860.8215251528. The cubic root of 47070872 is about 361.0639103347.

The spelling of 47070872 in words is "forty-seven million, seventy thousand, eight hundred seventy-two".