47637472 has 12 divisors (see below), whose sum is σ = 93786336. Its totient is φ = 23818720.

The previous prime is 47637431. The next prime is 47637481. The reversal of 47637472 is 27473674.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 744304 + ... + 744367.

It is an arithmetic number, because the mean of its divisors is an integer number (7815528).

Almost surely, 2^47637472 is an apocalyptic number.

It is an amenable number.

47637472 is a deficient number, since it is larger than the sum of its proper divisors (46148864).

47637472 is a wasteful number, since it uses less digits than its factorization.

47637472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1488681 (or 1488673 counting only the distinct ones).

The product of its digits is 197568, while the sum is 40.

The square root of 47637472 is about 6901.9904375477. The cubic root of 47637472 is about 362.5068650305.

The spelling of 47637472 in words is "forty-seven million, six hundred thirty-seven thousand, four hundred seventy-two".