22132252 has 6 divisors (see below), whose sum is σ = 38731448. Its totient is φ = 11066124.

The previous prime is 22132241. The next prime is 22132259. The reversal of 22132252 is 25223122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22132259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2766528 + ... + 2766535.

Almost surely, 2^22132252 is an apocalyptic number.

It is an amenable number.

22132252 is a deficient number, since it is larger than the sum of its proper divisors (16599196).

22132252 is a wasteful number, since it uses less digits than its factorization.

22132252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5533067 (or 5533065 counting only the distinct ones).

The product of its digits is 480, while the sum is 19.

The square root of 22132252 is about 4704.4927463011. The cubic root of 22132252 is about 280.7642894444.

Adding to 22132252 its reverse (25223122), we get a palindrome (47355374).

It can be divided in two parts, 2213 and 2252, that added together give a triangular number (4465 = T₉₄).

The spelling of 22132252 in words is "twenty-two million, one hundred thirty-two thousand, two hundred fifty-two".