52689599 has 2 divisors, whose sum is σ = 52689600. Its totient is φ = 52689598.

The previous prime is 52689569. The next prime is 52689601. The reversal of 52689599 is 99598625.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 52689599 - 2¹⁶ = 52624063 is a prime.

Together with 52689601, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 52689599.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52689509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26344799 + 26344800.

It is an arithmetic number, because the mean of its divisors is an integer number (26344800).

Almost surely, 2^52689599 is an apocalyptic number.

52689599 is a deficient number, since it is larger than the sum of its proper divisors (1).

52689599 is an equidigital number, since it uses as much as digits as its factorization.

52689599 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1749600, while the sum is 53.

The square root of 52689599 is about 7258.7601558393. The cubic root of 52689599 is about 374.8938342427.

The spelling of 52689599 in words is "fifty-two million, six hundred eighty-nine thousand, five hundred ninety-nine".