52368557 has 2 divisors, whose sum is σ = 52368558. Its totient is φ = 52368556.

The previous prime is 52368529. The next prime is 52368559. The reversal of 52368557 is 75586325.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40883236 + 11485321 = 6394^2 + 3389^2 .

It is a cyclic number.

It is not a de Polignac number, because 52368557 - 2¹⁴ = 52352173 is a prime.

Together with 52368559, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52368559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26184278 + 26184279.

It is an arithmetic number, because the mean of its divisors is an integer number (26184279).

Almost surely, 2^52368557 is an apocalyptic number.

It is an amenable number.

52368557 is a deficient number, since it is larger than the sum of its proper divisors (1).

52368557 is an equidigital number, since it uses as much as digits as its factorization.

52368557 is an evil number, because the sum of its binary digits is even.

The product of its digits is 252000, while the sum is 41.

The square root of 52368557 is about 7236.6122598907. The cubic root of 52368557 is about 374.1308630105.

It can be divided in two parts, 52368 and 557, that added together give a palindrome (52925).

The spelling of 52368557 in words is "fifty-two million, three hundred sixty-eight thousand, five hundred fifty-seven".