52302609 has 6 divisors (see below), whose sum is σ = 75548226. Its totient is φ = 34868400.

The previous prime is 52302589. The next prime is 52302617. The reversal of 52302609 is 90620325.

52302609 is a `hidden beast` number, since 52 + 3 + 0 + 2 + 609 = 666.

It can be written as a sum of positive squares in only one way, i.e., 26749584 + 25553025 = 5172^2 + 5055^2 .

It is not a de Polignac number, because 52302609 - 2²⁰ = 51254033 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52302619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2905692 + ... + 2905709.

It is an arithmetic number, because the mean of its divisors is an integer number (12591371).

Almost surely, 2^52302609 is an apocalyptic number.

It is an amenable number.

52302609 is a deficient number, since it is larger than the sum of its proper divisors (23245617).

52302609 is a wasteful number, since it uses less digits than its factorization.

52302609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5811407 (or 5811404 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 52302609 is about 7232.0542724733. The cubic root of 52302609 is about 373.9737487175.

The spelling of 52302609 in words is "fifty-two million, three hundred two thousand, six hundred nine".