22033552 has 20 divisors (see below), whose sum is σ = 43172460. Its totient is φ = 10892288.

The previous prime is 22033549. The next prime is 22033601. The reversal of 22033552 is 25533022.

It can be written as a sum of positive squares in 2 ways, for example, as 6635776 + 15397776 = 2576^2 + 3924^2 .

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, 6313 + ... + 9160.

It is an arithmetic number, because the mean of its divisors is an integer number (2158623).

Almost surely, 2^22033552 is an apocalyptic number.

It is an amenable number.

22033552 is a deficient number, since it is larger than the sum of its proper divisors (21138908).

22033552 is a wasteful number, since it uses less digits than its factorization.

22033552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15570 (or 15564 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 22.

The square root of 22033552 is about 4693.9910523988. The cubic root of 22033552 is about 280.3463062031.

Adding to 22033552 its reverse (25533022), we get a palindrome (47566574).

The spelling of 22033552 in words is "twenty-two million, thirty-three thousand, five hundred fifty-two".