51075038 has 32 divisors (see below), whose sum is σ = 94120704. Its totient is φ = 20287872.

The previous prime is 51075029. The next prime is 51075043. The reversal of 51075038 is 83057015.

It is a self number, because there is not a number n which added to its sum of digits gives 51075038.

It is a congruent number.

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, 14345 + ... + 17547.

It is an arithmetic number, because the mean of its divisors is an integer number (2941272).

Almost surely, 2^51075038 is an apocalyptic number.

51075038 is a deficient number, since it is larger than the sum of its proper divisors (43045666).

51075038 is a wasteful number, since it uses less digits than its factorization.

51075038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3296.

The product of its (nonzero) digits is 4200, while the sum is 29.

The square root of 51075038 is about 7146.6802083205. The cubic root of 51075038 is about 371.0247656763.

The spelling of 51075038 in words is "fifty-one million, seventy-five thousand, thirty-eight".