51372922 has 8 divisors (see below), whose sum is σ = 81115200. Its totient is φ = 24334524.

The previous prime is 51372913. The next prime is 51372931. The reversal of 51372922 is 22927315.

It is an interprime number because it is at equal distance from previous prime (51372913) and next prime (51372931).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×51372922² = 5278354229636168, which contains 22 as substring.

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, 675922 + ... + 675997.

It is an arithmetic number, because the mean of its divisors is an integer number (10139400).

Almost surely, 2^51372922 is an apocalyptic number.

51372922 is a deficient number, since it is larger than the sum of its proper divisors (29742278).

51372922 is a wasteful number, since it uses less digits than its factorization.

51372922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1351940.

The product of its digits is 7560, while the sum is 31.

The square root of 51372922 is about 7167.4906348038. The cubic root of 51372922 is about 371.7446748747.

The spelling of 51372922 in words is "fifty-one million, three hundred seventy-two thousand, nine hundred twenty-two".