52183813 has 4 divisors (see below), whose sum is σ = 56927808. Its totient is φ = 47439820.

The previous prime is 52183799. The next prime is 52183841. The reversal of 52183813 is 31838125.

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 52183813 - 2²¹ = 50086661 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 (52183883) 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, 2371981 + ... + 2372002.

It is an arithmetic number, because the mean of its divisors is an integer number (14231952).

Almost surely, 2^52183813 is an apocalyptic number.

It is an amenable number.

52183813 is a deficient number, since it is larger than the sum of its proper divisors (4743995).

52183813 is a wasteful number, since it uses less digits than its factorization.

52183813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4743994.

The product of its digits is 5760, while the sum is 31.

The square root of 52183813 is about 7223.8364460998. The cubic root of 52183813 is about 373.6903959716.

The spelling of 52183813 in words is "fifty-two million, one hundred eighty-three thousand, eight hundred thirteen".