51022516 has 12 divisors (see below), whose sum is σ = 89540640. Its totient is φ = 25439480.

The previous prime is 51022501. The next prime is 51022523. The reversal of 51022516 is 61522015.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16330 + ... + 19201.

It is an arithmetic number, because the mean of its divisors is an integer number (7461720).

Almost surely, 2^51022516 is an apocalyptic number.

It is an amenable number.

51022516 is a deficient number, since it is larger than the sum of its proper divisors (38518124).

51022516 is a wasteful number, since it uses less digits than its factorization.

51022516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35894 (or 35892 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 51022516 is about 7143.0046899047. The cubic root of 51022516 is about 370.8975434101.

The spelling of 51022516 in words is "fifty-one million, twenty-two thousand, five hundred sixteen".