52634209 has 4 divisors (see below), whose sum is σ = 52726960. Its totient is φ = 52541460.

The previous prime is 52634203. The next prime is 52634213. The reversal of 52634209 is 90243625.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 52634209 - 2¹¹ = 52632161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52634203) 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, 45519 + ... + 46660.

It is an arithmetic number, because the mean of its divisors is an integer number (13181740).

Almost surely, 2^52634209 is an apocalyptic number.

It is an amenable number.

52634209 is a deficient number, since it is larger than the sum of its proper divisors (92751).

52634209 is an equidigital number, since it uses as much as digits as its factorization.

52634209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92750.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 52634209 is about 7254.9437627042. The cubic root of 52634209 is about 374.7624189940.

The spelling of 52634209 in words is "fifty-two million, six hundred thirty-four thousand, two hundred nine".