51764708 has 6 divisors (see below), whose sum is σ = 90588246. Its totient is φ = 25882352.

The previous prime is 51764707. The next prime is 51764737. The reversal of 51764708 is 80746715.

It can be written as a sum of positive squares in only one way, i.e., 45454564 + 6310144 = 6742^2 + 2512^2 .

It is not an unprimeable number, because it can be changed into a prime (51764701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6470585 + ... + 6470592.

It is an arithmetic number, because the mean of its divisors is an integer number (15098041).

Almost surely, 2^51764708 is an apocalyptic number.

It is an amenable number.

51764708 is a deficient number, since it is larger than the sum of its proper divisors (38823538).

51764708 is a wasteful number, since it uses less digits than its factorization.

51764708 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12941181 (or 12941179 counting only the distinct ones).

The product of its (nonzero) digits is 47040, while the sum is 38.

The square root of 51764708 is about 7194.7694890107. The cubic root of 51764708 is about 372.6872964679.

The spelling of 51764708 in words is "fifty-one million, seven hundred sixty-four thousand, seven hundred eight".