51695376 has 40 divisors (see below), whose sum is σ = 134158080. Its totient is φ = 17152896.

The previous prime is 51695359. The next prime is 51695389. The reversal of 51695376 is 67359615.

It is a happy number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 8641 + ... + 13343.

It is an arithmetic number, because the mean of its divisors is an integer number (3353952).

Almost surely, 2^51695376 is an apocalyptic number.

It is an amenable number.

51695376 is an abundant number, since it is smaller than the sum of its proper divisors (82462704).

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

51695376 is a wasteful number, since it uses less digits than its factorization.

51695376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4943 (or 4937 counting only the distinct ones).

The product of its digits is 170100, while the sum is 42.

The square root of 51695376 is about 7189.9496521186. The cubic root of 51695376 is about 372.5208336320.

The spelling of 51695376 in words is "fifty-one million, six hundred ninety-five thousand, three hundred seventy-six".