52808923 has 4 divisors (see below), whose sum is σ = 55588360. Its totient is φ = 50029488.

The previous prime is 52808909. The next prime is 52808927. The reversal of 52808923 is 32980825.

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

It is a cyclic number.

It is not a de Polignac number, because 52808923 - 2¹³ = 52800731 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52808927) 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, 1389690 + ... + 1389727.

It is an arithmetic number, because the mean of its divisors is an integer number (13897090).

Almost surely, 2^52808923 is an apocalyptic number.

52808923 is a deficient number, since it is larger than the sum of its proper divisors (2779437).

52808923 is a wasteful number, since it uses less digits than its factorization.

52808923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2779436.

The product of its (nonzero) digits is 34560, while the sum is 37.

The square root of 52808923 is about 7266.9748176253. The cubic root of 52808923 is about 375.1766231687.

The spelling of 52808923 in words is "fifty-two million, eight hundred eight thousand, nine hundred twenty-three".