51627937 has 2 divisors, whose sum is σ = 51627938. Its totient is φ = 51627936.

The previous prime is 51627931. The next prime is 51627971. The reversal of 51627937 is 73972615.

51627937 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40398736 + 11229201 = 6356^2 + 3351^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-51627937 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 51627937.

It is not a weakly prime, because it can be changed into another prime (51627931) by changing a digit.

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 as a sum of consecutive naturals, namely, 25813968 + 25813969.

It is an arithmetic number, because the mean of its divisors is an integer number (25813969).

Almost surely, 2^51627937 is an apocalyptic number.

It is an amenable number.

51627937 is a deficient number, since it is larger than the sum of its proper divisors (1).

51627937 is an equidigital number, since it uses as much as digits as its factorization.

51627937 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 79380, while the sum is 40.

The square root of 51627937 is about 7185.2583112926. The cubic root of 51627937 is about 372.3587729422.

The spelling of 51627937 in words is "fifty-one million, six hundred twenty-seven thousand, nine hundred thirty-seven".