47979496 has 8 divisors (see below), whose sum is σ = 89961570. Its totient is φ = 23989744.

The previous prime is 47979487. The next prime is 47979509. The reversal of 47979496 is 69497974.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 47416996 + 562500 = 6886^2 + 750^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2998711 + ... + 2998726.

Almost surely, 2^47979496 is an apocalyptic number.

It is an amenable number.

47979496 is a deficient number, since it is larger than the sum of its proper divisors (41982074).

47979496 is a wasteful number, since it uses less digits than its factorization.

47979496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5997443 (or 5997439 counting only the distinct ones).

The product of its digits is 3429216, while the sum is 55.

The square root of 47979496 is about 6926.7233234770. The cubic root of 47979496 is about 363.3723636400.

The spelling of 47979496 in words is "forty-seven million, nine hundred seventy-nine thousand, four hundred ninety-six".