51484012 has 12 divisors (see below), whose sum is σ = 90170080. Its totient is φ = 25721136.

The previous prime is 51484001. The next prime is 51484021. The reversal of 51484012 is 21048415.

It is a super-2 number, since 2×51484012² = 5301206983232288, which contains 22 as substring.

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, 1213 + ... + 10219.

Almost surely, 2^51484012 is an apocalyptic number.

It is an amenable number.

51484012 is a deficient number, since it is larger than the sum of its proper divisors (38686068).

51484012 is a wasteful number, since it uses less digits than its factorization.

51484012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10440 (or 10438 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 25.

The square root of 51484012 is about 7175.2360239925. The cubic root of 51484012 is about 372.0124384017.

The spelling of 51484012 in words is "fifty-one million, four hundred eighty-four thousand, twelve".