22244045 has 8 divisors (see below), whose sum is σ = 26724600. Its totient is φ = 17774080.

The previous prime is 22244011. The next prime is 22244069. The reversal of 22244045 is 54044222.

It can be written as a sum of positive squares in 4 ways, for example, as 13446889 + 8797156 = 3667^2 + 2966^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22244045 - 2¹² = 22239949 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 22244045.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3125 + ... + 7365.

It is an arithmetic number, because the mean of its divisors is an integer number (3340575).

Almost surely, 2^22244045 is an apocalyptic number.

It is an amenable number.

22244045 is a deficient number, since it is larger than the sum of its proper divisors (4480555).

22244045 is a wasteful number, since it uses less digits than its factorization.

22244045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5295.

The product of its (nonzero) digits is 2560, while the sum is 23.

The square root of 22244045 is about 4716.3592950495. The cubic root of 22244045 is about 281.2362218765.

Adding to 22244045 its reverse (54044222), we get a palindrome (76288267).

The spelling of 22244045 in words is "twenty-two million, two hundred forty-four thousand, forty-five".