22123532 has 12 divisors (see below), whose sum is σ = 38756256. Its totient is φ = 11050320.

The previous prime is 22123499. The next prime is 22123547. The reversal of 22123532 is 23532122.

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, 2678 + ... + 7170.

It is an arithmetic number, because the mean of its divisors is an integer number (3229688).

Almost surely, 2^22123532 is an apocalyptic number.

It is an amenable number.

22123532 is a deficient number, since it is larger than the sum of its proper divisors (16632724).

22123532 is a wasteful number, since it uses less digits than its factorization.

22123532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5728 (or 5726 counting only the distinct ones).

The product of its digits is 720, while the sum is 20.

The square root of 22123532 is about 4703.5658813288. The cubic root of 22123532 is about 280.7274113444.

Adding to 22123532 its reverse (23532122), we get a palindrome (45655654).

The spelling of 22123532 in words is "twenty-two million, one hundred twenty-three thousand, five hundred thirty-two".