47636772 has 24 divisors (see below), whose sum is σ = 115985856. Its totient is φ = 15188448.

The previous prime is 47636759. The next prime is 47636773. The reversal of 47636772 is 27763674.

It is not an unprimeable number, because it can be changed into a prime (47636773) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86023 + ... + 86574.

It is an arithmetic number, because the mean of its divisors is an integer number (4832744).

Almost surely, 2^47636772 is an apocalyptic number.

It is an amenable number.

47636772 is an abundant number, since it is smaller than the sum of its proper divisors (68349084).

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

47636772 is a wasteful number, since it uses less digits than its factorization.

47636772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172627 (or 172625 counting only the distinct ones).

The product of its digits is 296352, while the sum is 42.

The square root of 47636772 is about 6901.9397273520. The cubic root of 47636772 is about 362.5050894252.

The spelling of 47636772 in words is "forty-seven million, six hundred thirty-six thousand, seven hundred seventy-two".