51222675 has 48 divisors (see below), whose sum is σ = 99080960. Its totient is φ = 22861440.

The previous prime is 51222659. The next prime is 51222707. The reversal of 51222675 is 57622215.

It is not a de Polignac number, because 51222675 - 2⁴ = 51222659 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 21441 + ... + 23709.

Almost surely, 2^51222675 is an apocalyptic number.

51222675 is a deficient number, since it is larger than the sum of its proper divisors (47858285).

51222675 is a wasteful number, since it uses less digits than its factorization.

51222675 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2332 (or 2327 counting only the distinct ones).

The product of its digits is 8400, while the sum is 30.

The square root of 51222675 is about 7157.0018164033. The cubic root of 51222675 is about 371.3819152794.

The spelling of 51222675 in words is "fifty-one million, two hundred twenty-two thousand, six hundred seventy-five".