22604903 has 2 divisors, whose sum is σ = 22604904. Its totient is φ = 22604902.

The previous prime is 22604893. The next prime is 22604947. The reversal of 22604903 is 30940622.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22604903 - 2¹⁰ = 22603879 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22604963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11302451 + 11302452.

It is an arithmetic number, because the mean of its divisors is an integer number (11302452).

Almost surely, 2^22604903 is an apocalyptic number.

22604903 is a deficient number, since it is larger than the sum of its proper divisors (1).

22604903 is an equidigital number, since it uses as much as digits as its factorization.

22604903 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 22604903 is about 4754.4613785370. The cubic root of 22604903 is about 282.7488730198.

The spelling of 22604903 in words is "twenty-two million, six hundred four thousand, nine hundred three".