22533452 has 6 divisors (see below), whose sum is σ = 39433548. Its totient is φ = 11266724.

The previous prime is 22533437. The next prime is 22533473. The reversal of 22533452 is 25433522.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2816678 + ... + 2816685.

It is an arithmetic number, because the mean of its divisors is an integer number (6572258).

Almost surely, 2^22533452 is an apocalyptic number.

It is an amenable number.

22533452 is a deficient number, since it is larger than the sum of its proper divisors (16900096).

22533452 is a wasteful number, since it uses less digits than its factorization.

22533452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5633367 (or 5633365 counting only the distinct ones).

The product of its digits is 7200, while the sum is 26.

The square root of 22533452 is about 4746.9413310046. The cubic root of 22533452 is about 282.4506484391.

Adding to 22533452 its reverse (25433522), we get a palindrome (47966974).

The spelling of 22533452 in words is "twenty-two million, five hundred thirty-three thousand, four hundred fifty-two".