22132562 has 4 divisors (see below), whose sum is σ = 33198846. Its totient is φ = 11066280.

The previous prime is 22132529. The next prime is 22132567. The reversal of 22132562 is 26523122.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 16883881 + 5248681 = 4109^2 + 2291^2 .

It is not an unprimeable number, because it can be changed into a prime (22132567) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5533139 + ... + 5533142.

Almost surely, 2^22132562 is an apocalyptic number.

22132562 is a deficient number, since it is larger than the sum of its proper divisors (11066284).

22132562 is a wasteful number, since it uses less digits than its factorization.

22132562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11066283.

The product of its digits is 1440, while the sum is 23.

The square root of 22132562 is about 4704.5256934148. The cubic root of 22132562 is about 280.7656002995.

Adding to 22132562 its reverse (26523122), we get a palindrome (48655684).

The spelling of 22132562 in words is "twenty-two million, one hundred thirty-two thousand, five hundred sixty-two".