52688677 has 2 divisors, whose sum is σ = 52688678. Its totient is φ = 52688676.

The previous prime is 52688663. The next prime is 52688749. The reversal of 52688677 is 77688625.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 48358116 + 4330561 = 6954^2 + 2081^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52688677 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 52688677.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52683677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26344338 + 26344339.

It is an arithmetic number, because the mean of its divisors is an integer number (26344339).

Almost surely, 2^52688677 is an apocalyptic number.

It is an amenable number.

52688677 is a deficient number, since it is larger than the sum of its proper divisors (1).

52688677 is an equidigital number, since it uses as much as digits as its factorization.

52688677 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1128960, while the sum is 49.

The square root of 52688677 is about 7258.6966460929. The cubic root of 52688677 is about 374.8916475105.

The spelling of 52688677 in words is "fifty-two million, six hundred eighty-eight thousand, six hundred seventy-seven".