52969493 has 2 divisors, whose sum is σ = 52969494. Its totient is φ = 52969492.

The previous prime is 52969487. The next prime is 52969513. The reversal of 52969493 is 39496925.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32239684 + 20729809 = 5678^2 + 4553^2 .

It is a cyclic number.

It is not a de Polignac number, because 52969493 - 2²⁰ = 51920917 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52969403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26484746 + 26484747.

It is an arithmetic number, because the mean of its divisors is an integer number (26484747).

Almost surely, 2^52969493 is an apocalyptic number.

It is an amenable number.

52969493 is a deficient number, since it is larger than the sum of its proper divisors (1).

52969493 is an equidigital number, since it uses as much as digits as its factorization.

52969493 is an evil number, because the sum of its binary digits is even.

The product of its digits is 524880, while the sum is 47.

The square root of 52969493 is about 7278.0143583260. The cubic root of 52969493 is about 375.5564905144.

The spelling of 52969493 in words is "fifty-two million, nine hundred sixty-nine thousand, four hundred ninety-three".