22542124 has 12 divisors (see below), whose sum is σ = 43035048. Its totient is φ = 10246400.

The previous prime is 22542109. The next prime is 22542133. The reversal of 22542124 is 42124522.

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 = 22542095 and 22542104.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 256117 + ... + 256204.

It is an arithmetic number, because the mean of its divisors is an integer number (3586254).

Almost surely, 2^22542124 is an apocalyptic number.

It is an amenable number.

22542124 is a deficient number, since it is larger than the sum of its proper divisors (20492924).

22542124 is a wasteful number, since it uses less digits than its factorization.

22542124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 512336 (or 512334 counting only the distinct ones).

The product of its digits is 1280, while the sum is 22.

The square root of 22542124 is about 4747.8546734288. The cubic root of 22542124 is about 282.4868775067.

Adding to 22542124 its reverse (42124522), we get a palindrome (64666646).

The spelling of 22542124 in words is "twenty-two million, five hundred forty-two thousand, one hundred twenty-four".