51895996 has 12 divisors (see below), whose sum is σ = 93033360. Its totient is φ = 25315040.

The previous prime is 51895979. The next prime is 51895997. The reversal of 51895996 is 69959815.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51895997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 158056 + ... + 158383.

It is an arithmetic number, because the mean of its divisors is an integer number (7752780).

Almost surely, 2^51895996 is an apocalyptic number.

It is an amenable number.

51895996 is a deficient number, since it is larger than the sum of its proper divisors (41137364).

51895996 is a wasteful number, since it uses less digits than its factorization.

51895996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316484 (or 316482 counting only the distinct ones).

The product of its digits is 874800, while the sum is 52.

The square root of 51895996 is about 7203.8875615878. The cubic root of 51895996 is about 373.0021059473.

The spelling of 51895996 in words is "fifty-one million, eight hundred ninety-five thousand, nine hundred ninety-six".