22134252 has 24 divisors (see below), whose sum is σ = 59024896. Its totient is φ = 6324048.

The previous prime is 22134247. The next prime is 22134253. The reversal of 22134252 is 25243122.

It is a super-2 number, since 2×22134252² = 979850223199008, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (22134253) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 131668 + ... + 131835.

Almost surely, 2^22134252 is an apocalyptic number.

It is an amenable number.

22134252 is an abundant number, since it is smaller than the sum of its proper divisors (36890644).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22134252 is a wasteful number, since it uses less digits than its factorization.

22134252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263517 (or 263515 counting only the distinct ones).

The product of its digits is 960, while the sum is 21.

The square root of 22134252 is about 4704.7053042672. The cubic root of 22134252 is about 280.7727463586.

Adding to 22134252 its reverse (25243122), we get a palindrome (47377374).

The spelling of 22134252 in words is "twenty-two million, one hundred thirty-four thousand, two hundred fifty-two".