22252124 has 6 divisors (see below), whose sum is σ = 38941224. Its totient is φ = 11126060.

The previous prime is 22252123. The next prime is 22252127. The reversal of 22252124 is 42125222.

It is a super-2 number, since 2×22252124² = 990314045022752, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22252096 and 22252105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22252123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2781512 + ... + 2781519.

It is an arithmetic number, because the mean of its divisors is an integer number (6490204).

Almost surely, 2^22252124 is an apocalyptic number.

It is an amenable number.

22252124 is a deficient number, since it is larger than the sum of its proper divisors (16689100).

22252124 is a wasteful number, since it uses less digits than its factorization.

22252124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5563035 (or 5563033 counting only the distinct ones).

The product of its digits is 640, while the sum is 20.

The square root of 22252124 is about 4717.2157042052. The cubic root of 22252124 is about 281.2702659306.

Adding to 22252124 its reverse (42125222), we get a palindrome (64377346).

The spelling of 22252124 in words is "twenty-two million, two hundred fifty-two thousand, one hundred twenty-four".