52816597 has 4 divisors (see below), whose sum is σ = 53361196. Its totient is φ = 52272000.

The previous prime is 52816571. The next prime is 52816601. The reversal of 52816597 is 79561825.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 31203396 + 21613201 = 5586^2 + 4649^2 .

It is a cyclic number.

It is not a de Polignac number, because 52816597 - 2¹¹ = 52814549 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52816507) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 272154 + ... + 272347.

It is an arithmetic number, because the mean of its divisors is an integer number (13340299).

Almost surely, 2^52816597 is an apocalyptic number.

It is an amenable number.

52816597 is a deficient number, since it is larger than the sum of its proper divisors (544599).

52816597 is an equidigital number, since it uses as much as digits as its factorization.

52816597 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 544598.

The product of its digits is 151200, while the sum is 43.

The square root of 52816597 is about 7267.5028035770. The cubic root of 52816597 is about 375.1947953878.

The spelling of 52816597 in words is "fifty-two million, eight hundred sixteen thousand, five hundred ninety-seven".