51695322 has 32 divisors (see below), whose sum is σ = 118444032. Its totient is φ = 14734704.

The previous prime is 51695297. The next prime is 51695359. The reversal of 51695322 is 22359615.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19903 + ... + 22349.

It is an arithmetic number, because the mean of its divisors is an integer number (3701376).

Almost surely, 2^51695322 is an apocalyptic number.

51695322 is an abundant number, since it is smaller than the sum of its proper divisors (66748710).

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

51695322 is a wasteful number, since it uses less digits than its factorization.

51695322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2962.

The product of its digits is 16200, while the sum is 33.

The square root of 51695322 is about 7189.9458968757. The cubic root of 51695322 is about 372.5207039226.

The spelling of 51695322 in words is "fifty-one million, six hundred ninety-five thousand, three hundred twenty-two".