47864464 has 20 divisors (see below), whose sum is σ = 93039804. Its totient is φ = 23854208.

The previous prime is 47864431. The next prime is 47864501. The reversal of 47864464 is 46446874.

It can be written as a sum of positive squares in 2 ways, for example, as 12960000 + 34904464 = 3600^2 + 5908^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 47864464.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 354 + ... + 9790.

Almost surely, 2^47864464 is an apocalyptic number.

It is an amenable number.

47864464 is a deficient number, since it is larger than the sum of its proper divisors (45175340).

47864464 is a wasteful number, since it uses less digits than its factorization.

47864464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9762 (or 9756 counting only the distinct ones).

The product of its digits is 516096, while the sum is 43.

The square root of 47864464 is about 6918.4148473476. The cubic root of 47864464 is about 363.0817332468.

The spelling of 47864464 in words is "forty-seven million, eight hundred sixty-four thousand, four hundred sixty-four".