51764746 has 16 divisors (see below), whose sum is σ = 85030560. Its totient is φ = 23439280.

The previous prime is 51764737. The next prime is 51764753. The reversal of 51764746 is 64746715.

51764746 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 51764699 and 51764708.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1545 + ... + 10291.

It is an arithmetic number, because the mean of its divisors is an integer number (5314410).

Almost surely, 2^51764746 is an apocalyptic number.

51764746 is a deficient number, since it is larger than the sum of its proper divisors (33265814).

51764746 is a wasteful number, since it uses less digits than its factorization.

51764746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9029.

The product of its digits is 141120, while the sum is 40.

The square root of 51764746 is about 7194.7721298176. The cubic root of 51764746 is about 372.6873876633.

The spelling of 51764746 in words is "fifty-one million, seven hundred sixty-four thousand, seven hundred forty-six".