22626045 has 24 divisors (see below), whose sum is σ = 42236376. Its totient is φ = 11138688.

The previous prime is 22626029. The next prime is 22626047. The reversal of 22626045 is 54062622.

It can be written as a sum of positive squares in 4 ways, for example, as 695556 + 21930489 = 834^2 + 4683^2 .

It is not a de Polignac number, because 22626045 - 2⁴ = 22626029 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22626047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18754 + ... + 19923.

It is an arithmetic number, because the mean of its divisors is an integer number (1759849).

Almost surely, 2^22626045 is an apocalyptic number.

It is an amenable number.

22626045 is a deficient number, since it is larger than the sum of its proper divisors (19610331).

22626045 is a wasteful number, since it uses less digits than its factorization.

22626045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38701 (or 38698 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 22626045 is about 4756.6842443030. The cubic root of 22626045 is about 282.8369957009.

Adding to 22626045 its reverse (54062622), we get a palindrome (76688667).

The spelling of 22626045 in words is "twenty-two million, six hundred twenty-six thousand, forty-five".