52657859 has 2 divisors, whose sum is σ = 52657860. Its totient is φ = 52657858.

The previous prime is 52657837. The next prime is 52657861. The reversal of 52657859 is 95875625.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 52657859 - 2²⁴ = 35880643 is a prime.

It is a super-2 number, since 2×52657859² = 5545700228927762, which contains 22 as substring.

Together with 52657861, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (52657889) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26328929 + 26328930.

It is an arithmetic number, because the mean of its divisors is an integer number (26328930).

Almost surely, 2^52657859 is an apocalyptic number.

52657859 is a deficient number, since it is larger than the sum of its proper divisors (1).

52657859 is an equidigital number, since it uses as much as digits as its factorization.

52657859 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 756000, while the sum is 47.

The square root of 52657859 is about 7256.5735026940. The cubic root of 52657859 is about 374.8185409485.

It can be divided in two parts, 526 and 57859, that added together give a palindrome (58385).

The spelling of 52657859 in words is "fifty-two million, six hundred fifty-seven thousand, eight hundred fifty-nine".