47313272 has 8 divisors (see below), whose sum is σ = 88712400. Its totient is φ = 23656632.

The previous prime is 47313229. The next prime is 47313281. The reversal of 47313272 is 27231374.

It is a tau number, because it is divible by the number of its divisors (8).

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, 2957072 + ... + 2957087.

It is an arithmetic number, because the mean of its divisors is an integer number (11089050).

Almost surely, 2^47313272 is an apocalyptic number.

It is an amenable number.

47313272 is a deficient number, since it is larger than the sum of its proper divisors (41399128).

47313272 is a wasteful number, since it uses less digits than its factorization.

47313272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5914165 (or 5914161 counting only the distinct ones).

The product of its digits is 7056, while the sum is 29.

The square root of 47313272 is about 6878.4643635044. The cubic root of 47313272 is about 361.6826375141.

The spelling of 47313272 in words is "forty-seven million, three hundred thirteen thousand, two hundred seventy-two".