22508803 has 2 divisors, whose sum is σ = 22508804. Its totient is φ = 22508802.

The previous prime is 22508791. The next prime is 22508861. The reversal of 22508803 is 30880522.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22508803 - 2⁵ = 22508771 is a prime.

It is not a weakly prime, because it can be changed into another prime (22508203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11254401 + 11254402.

It is an arithmetic number, because the mean of its divisors is an integer number (11254402).

Almost surely, 2^22508803 is an apocalyptic number.

22508803 is a deficient number, since it is larger than the sum of its proper divisors (1).

22508803 is an equidigital number, since it uses as much as digits as its factorization.

22508803 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 22508803 is about 4744.3443171844. The cubic root of 22508803 is about 282.3476213756.

The spelling of 22508803 in words is "twenty-two million, five hundred eight thousand, eight hundred three".