51956004 has 12 divisors (see below), whose sum is σ = 121230704. Its totient is φ = 17318664.

The previous prime is 51955999. The next prime is 51956039. The reversal of 51956004 is 40065915.

It is a tau number, because it is divible by the number of its divisors (12).

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, 2164822 + ... + 2164845.

Almost surely, 2^51956004 is an apocalyptic number.

It is an amenable number.

51956004 is an abundant number, since it is smaller than the sum of its proper divisors (69274700).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51956004 is a wasteful number, since it uses less digits than its factorization.

51956004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4329674 (or 4329672 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 30.

The square root of 51956004 is about 7208.0513316707. The cubic root of 51956004 is about 373.1458195948.

The spelling of 51956004 in words is "fifty-one million, nine hundred fifty-six thousand, four".