22452532 has 12 divisors (see below), whose sum is σ = 39469696. Its totient is φ = 11175480.

The previous prime is 22452527. The next prime is 22452533. The reversal of 22452532 is 23525422.

It is a happy number.

It is a super-2 number, since 2×22452532² = 1008232386422048, which contains 22 as substring.

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 22452497 and 22452506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22452533) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11694 + ... + 13477.

Almost surely, 2^22452532 is an apocalyptic number.

It is an amenable number.

22452532 is a deficient number, since it is larger than the sum of its proper divisors (17017164).

22452532 is a wasteful number, since it uses less digits than its factorization.

22452532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25398 (or 25396 counting only the distinct ones).

The product of its digits is 4800, while the sum is 25.

The square root of 22452532 is about 4738.4102819406. The cubic root of 22452532 is about 282.1121395633.

Adding to 22452532 its reverse (23525422), we get a palindrome (45977954).

The spelling of 22452532 in words is "twenty-two million, four hundred fifty-two thousand, five hundred thirty-two".