51244075 has 12 divisors (see below), whose sum is σ = 65261200. Its totient is φ = 39886560.

The previous prime is 51244051. The next prime is 51244091. The reversal of 51244075 is 57044215.

It is not a de Polignac number, because 51244075 - 2⁵ = 51244043 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26775 + ... + 28624.

Almost surely, 2^51244075 is an apocalyptic number.

51244075 is a deficient number, since it is larger than the sum of its proper divisors (14017125).

51244075 is a wasteful number, since it uses less digits than its factorization.

51244075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55446 (or 55441 counting only the distinct ones).

The product of its (nonzero) digits is 5600, while the sum is 28.

The square root of 51244075 is about 7158.4966997268. The cubic root of 51244075 is about 371.4336271853.

The spelling of 51244075 in words is "fifty-one million, two hundred forty-four thousand, seventy-five".