22441453 has 4 divisors (see below), whose sum is σ = 22460128. Its totient is φ = 22422780.

The previous prime is 22441379. The next prime is 22441459. The reversal of 22441453 is 35414422.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 22441453 - 2¹³ = 22433261 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22441459) 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, 7401 + ... + 9982.

It is an arithmetic number, because the mean of its divisors is an integer number (5615032).

Almost surely, 2^22441453 is an apocalyptic number.

It is an amenable number.

22441453 is a deficient number, since it is larger than the sum of its proper divisors (18675).

22441453 is a wasteful number, since it uses less digits than its factorization.

22441453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18674.

The product of its digits is 3840, while the sum is 25.

The square root of 22441453 is about 4737.2410747185. The cubic root of 22441453 is about 282.0657300296.

Adding to 22441453 its reverse (35414422), we get a palindrome (57855875).

The spelling of 22441453 in words is "twenty-two million, four hundred forty-one thousand, four hundred fifty-three".