52259917 has 2 divisors, whose sum is σ = 52259918. Its totient is φ = 52259916.

The previous prime is 52259903. The next prime is 52259923. The reversal of 52259917 is 71995225.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 34035556 + 18224361 = 5834^2 + 4269^2 .

It is a cyclic number.

It is not a de Polignac number, because 52259917 - 2¹¹ = 52257869 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 52259917.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52259017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26129958 + 26129959.

It is an arithmetic number, because the mean of its divisors is an integer number (26129959).

Almost surely, 2^52259917 is an apocalyptic number.

It is an amenable number.

52259917 is a deficient number, since it is larger than the sum of its proper divisors (1).

52259917 is an equidigital number, since it uses as much as digits as its factorization.

52259917 is an evil number, because the sum of its binary digits is even.

The product of its digits is 56700, while the sum is 40.

The square root of 52259917 is about 7229.1020880881. The cubic root of 52259917 is about 373.8719690067.

The spelling of 52259917 in words is "fifty-two million, two hundred fifty-nine thousand, nine hundred seventeen".