47564516 has 6 divisors (see below), whose sum is σ = 83237910. Its totient is φ = 23782256.

The previous prime is 47564471. The next prime is 47564519. The reversal of 47564516 is 61546574.

It can be written as a sum of positive squares in only one way, i.e., 47472100 + 92416 = 6890^2 + 304^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 47564516.

It is not an unprimeable number, because it can be changed into a prime (47564519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5945561 + ... + 5945568.

It is an arithmetic number, because the mean of its divisors is an integer number (13872985).

Almost surely, 2^47564516 is an apocalyptic number.

It is an amenable number.

47564516 is a deficient number, since it is larger than the sum of its proper divisors (35673394).

47564516 is a wasteful number, since it uses less digits than its factorization.

47564516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11891133 (or 11891131 counting only the distinct ones).

The product of its digits is 100800, while the sum is 38.

The square root of 47564516 is about 6896.7032704039. The cubic root of 47564516 is about 362.3217127242.

The spelling of 47564516 in words is "forty-seven million, five hundred sixty-four thousand, five hundred sixteen".