51912496 has 20 divisors (see below), whose sum is σ = 100694200. Its totient is φ = 25926912.

The previous prime is 51912409. The next prime is 51912499. The reversal of 51912496 is 69421915.

It is a zygodrome in base 2.

It is not an unprimeable number, because it can be changed into a prime (51912499) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22735 + ... + 24913.

It is an arithmetic number, because the mean of its divisors is an integer number (5034710).

Almost surely, 2^51912496 is an apocalyptic number.

It is an amenable number.

51912496 is a deficient number, since it is larger than the sum of its proper divisors (48781704).

51912496 is a wasteful number, since it uses less digits than its factorization.

51912496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3676 (or 3670 counting only the distinct ones).

The product of its digits is 19440, while the sum is 37.

The square root of 51912496 is about 7205.0326855608. The cubic root of 51912496 is about 373.0416329698.

The spelling of 51912496 in words is "fifty-one million, nine hundred twelve thousand, four hundred ninety-six".