51464312 has 16 divisors (see below), whose sum is σ = 101574600. Its totient is φ = 24377760.

The previous prime is 51464269. The next prime is 51464323. The reversal of 51464312 is 21346415.

It is a super-3 number, since 3×51464312³ (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, 169139 + ... + 169442.

Almost surely, 2^51464312 is an apocalyptic number.

It is an amenable number.

51464312 is a deficient number, since it is larger than the sum of its proper divisors (50110288).

51464312 is a wasteful number, since it uses less digits than its factorization.

51464312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 338606 (or 338602 counting only the distinct ones).

The product of its digits is 2880, while the sum is 26.

The square root of 51464312 is about 7173.8631155048. The cubic root of 51464312 is about 371.9649830222.

It can be divided in two parts, 514643 and 12, that multiplied together give a palindrome (6175716).

The spelling of 51464312 in words is "fifty-one million, four hundred sixty-four thousand, three hundred twelve".