22452134 has 4 divisors (see below), whose sum is σ = 33678204. Its totient is φ = 11226066.

The previous prime is 22452127. The next prime is 22452137. The reversal of 22452134 is 43125422.

It is a happy number.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22452137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5613032 + ... + 5613035.

It is an arithmetic number, because the mean of its divisors is an integer number (8419551).

Almost surely, 2^22452134 is an apocalyptic number.

22452134 is a deficient number, since it is larger than the sum of its proper divisors (11226070).

22452134 is a wasteful number, since it uses less digits than its factorization.

22452134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11226069.

The product of its digits is 1920, while the sum is 23.

The square root of 22452134 is about 4738.3682845469. The cubic root of 22452134 is about 282.1104726200.

Adding to 22452134 its reverse (43125422), we get a palindrome (65577556).

The spelling of 22452134 in words is "twenty-two million, four hundred fifty-two thousand, one hundred thirty-four".