52356222 has 12 divisors (see below), whose sum is σ = 113438520. Its totient is φ = 17452068.

The previous prime is 52356173. The next prime is 52356233. The reversal of 52356222 is 22265325.

52356222 is a `hidden beast` number, since 5 + 2 + 35 + 622 + 2 = 666.

It is a super-2 number, since 2×52356222² = 5482347964226568, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1454322 + ... + 1454357.

It is an arithmetic number, because the mean of its divisors is an integer number (9453210).

Almost surely, 2^52356222 is an apocalyptic number.

52356222 is an abundant number, since it is smaller than the sum of its proper divisors (61082298).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52356222 is a wasteful number, since it uses less digits than its factorization.

52356222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2908687 (or 2908684 counting only the distinct ones).

The product of its digits is 7200, while the sum is 27.

The square root of 52356222 is about 7235.7599462669. The cubic root of 52356222 is about 374.1014861806.

The spelling of 52356222 in words is "fifty-two million, three hundred fifty-six thousand, two hundred twenty-two".