52222357 has 4 divisors (see below), whose sum is σ = 56969856. Its totient is φ = 47474860.

The previous prime is 52222349. The next prime is 52222381. The reversal of 52222357 is 75322225.

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 52222357 - 2³ = 52222349 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 (52222327) 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, 2373733 + ... + 2373754.

It is an arithmetic number, because the mean of its divisors is an integer number (14242464).

Almost surely, 2^52222357 is an apocalyptic number.

It is an amenable number.

52222357 is a deficient number, since it is larger than the sum of its proper divisors (4747499).

52222357 is a wasteful number, since it uses less digits than its factorization.

52222357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4747498.

The product of its digits is 8400, while the sum is 28.

The square root of 52222357 is about 7226.5037881399. The cubic root of 52222357 is about 373.7823783764.

The spelling of 52222357 in words is "fifty-two million, two hundred twenty-two thousand, three hundred fifty-seven".