22441953 has 4 divisors (see below), whose sum is σ = 29922608. Its totient is φ = 14961300.

The previous prime is 22441931. The next prime is 22441963. The reversal of 22441953 is 35914422.

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 not a de Polignac number, because 22441953 - 2⁸ = 22441697 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22441953.

It is not an unprimeable number, because it can be changed into a prime (22441963) 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, 3740323 + ... + 3740328.

It is an arithmetic number, because the mean of its divisors is an integer number (7480652).

Almost surely, 2^22441953 is an apocalyptic number.

It is an amenable number.

22441953 is a deficient number, since it is larger than the sum of its proper divisors (7480655).

22441953 is an equidigital number, since it uses as much as digits as its factorization.

22441953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7480654.

The product of its digits is 8640, while the sum is 30.

The square root of 22441953 is about 4737.2938477574. The cubic root of 22441953 is about 282.0678248408.

The spelling of 22441953 in words is "twenty-two million, four hundred forty-one thousand, nine hundred fifty-three".