51477604 has 12 divisors (see below), whose sum is σ = 90160000. Its totient is φ = 25717608.

The previous prime is 51477599. The next prime is 51477607. The reversal of 51477604 is 40677415.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 51477604.

It is not an unprimeable number, because it can be changed into a prime (51477607) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 997 + ... + 10195.

Almost surely, 2^51477604 is an apocalyptic number.

It is an amenable number.

51477604 is a deficient number, since it is larger than the sum of its proper divisors (38682396).

51477604 is a wasteful number, since it uses less digits than its factorization.

51477604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10602 (or 10600 counting only the distinct ones).

The product of its (nonzero) digits is 23520, while the sum is 34.

The square root of 51477604 is about 7174.7894742633. The cubic root of 51477604 is about 371.9970034830.

The spelling of 51477604 in words is "fifty-one million, four hundred seventy-seven thousand, six hundred four".