22624045 has 8 divisors (see below), whose sum is σ = 27190296. Its totient is φ = 18071616.

The previous prime is 22624037. The next prime is 22624051. The reversal of 22624045 is 54042622.

It can be written as a sum of positive squares in 4 ways, for example, as 1885129 + 20738916 = 1373^2 + 4554^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 22624045 - 2³ = 22624037 is a prime.

It is a Duffinian number.

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, 579 + ... + 6751.

It is an arithmetic number, because the mean of its divisors is an integer number (3398787).

Almost surely, 2^22624045 is an apocalyptic number.

It is an amenable number.

22624045 is a deficient number, since it is larger than the sum of its proper divisors (4566251).

22624045 is an equidigital number, since it uses as much as digits as its factorization.

22624045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6911.

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

The square root of 22624045 is about 4756.4740091795. The cubic root of 22624045 is about 282.8286617851.

Adding to 22624045 its reverse (54042622), we get a palindrome (76666667).

The spelling of 22624045 in words is "twenty-two million, six hundred twenty-four thousand, forty-five".