52699589 has 2 divisors, whose sum is σ = 52699590. Its totient is φ = 52699588.

The previous prime is 52699573. The next prime is 52699631. The reversal of 52699589 is 98599625.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 52678564 + 21025 = 7258^2 + 145^2 .

It is a cyclic number.

It is not a de Polignac number, because 52699589 - 2⁴ = 52699573 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 52699589.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52699519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26349794 + 26349795.

It is an arithmetic number, because the mean of its divisors is an integer number (26349795).

Almost surely, 2^52699589 is an apocalyptic number.

It is an amenable number.

52699589 is a deficient number, since it is larger than the sum of its proper divisors (1).

52699589 is an equidigital number, since it uses as much as digits as its factorization.

52699589 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 52699589 is about 7259.4482572713. The cubic root of 52699589 is about 374.9175261591.

The spelling of 52699589 in words is "fifty-two million, six hundred ninety-nine thousand, five hundred eighty-nine".