51492404 has 12 divisors (see below), whose sum is σ = 90822144. Its totient is φ = 25543224.

The previous prime is 51492379. The next prime is 51492421. The reversal of 51492404 is 40429415.

It is a super-3 number, since 3×51492404³ (a number of 24 digits) contains 333 as substring.

It is a congruent number.

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, 50174 + ... + 51189.

It is an arithmetic number, because the mean of its divisors is an integer number (7568512).

Almost surely, 2^51492404 is an apocalyptic number.

It is an amenable number.

51492404 is a deficient number, since it is larger than the sum of its proper divisors (39329740).

51492404 is a wasteful number, since it uses less digits than its factorization.

51492404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101494 (or 101492 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 51492404 is about 7175.8207892895. The cubic root of 51492404 is about 372.0326502348.

The spelling of 51492404 in words is "fifty-one million, four hundred ninety-two thousand, four hundred four".