52222324 has 24 divisors (see below), whose sum is σ = 113940288. Its totient is φ = 20346240.

The previous prime is 52222309. The next prime is 52222327. The reversal of 52222324 is 42322225.

It is a happy number.

It is a super-2 number, since 2×52222324² = 5454342247921952, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 52222295 and 52222304.

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 7 ways as a sum of consecutive naturals, for example, 84469 + ... + 85084.

It is an arithmetic number, because the mean of its divisors is an integer number (4747512).

Almost surely, 2^52222324 is an apocalyptic number.

It is an amenable number.

52222324 is an abundant number, since it is smaller than the sum of its proper divisors (61717964).

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

52222324 is a wasteful number, since it uses less digits than its factorization.

52222324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169575 (or 169573 counting only the distinct ones).

The product of its digits is 1920, while the sum is 22.

The square root of 52222324 is about 7226.5015048777. The cubic root of 52222324 is about 373.7822996437.

Adding to 52222324 its reverse (42322225), we get a palindrome (94544549).

Subtracting from 52222324 its reverse (42322225), we obtain a palindrome (9900099).

The spelling of 52222324 in words is "fifty-two million, two hundred twenty-two thousand, three hundred twenty-four".