51365356 has 12 divisors (see below), whose sum is σ = 102730768. Its totient is φ = 22013712.

The previous prime is 51365311. The next prime is 51365389. The reversal of 51365356 is 65356315.

51365356 is an admirable 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, 917211 + ... + 917266.

Almost surely, 2^51365356 is an apocalyptic number.

It is an amenable number.

51365356 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

51365356 is a wasteful number, since it uses less digits than its factorization.

51365356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1834488 (or 1834486 counting only the distinct ones).

The product of its digits is 40500, while the sum is 34.

The square root of 51365356 is about 7166.9628155865. The cubic root of 51365356 is about 371.7264242854.

The spelling of 51365356 in words is "fifty-one million, three hundred sixty-five thousand, three hundred fifty-six".