22490063 has 2 divisors, whose sum is σ = 22490064. Its totient is φ = 22490062.

The previous prime is 22490003. The next prime is 22490071. The reversal of 22490063 is 36009422.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22490063 - 2⁸ = 22489807 is a prime.

It is equal to p_1418057 and since 22490063 and 1418057 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22490003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11245031 + 11245032.

It is an arithmetic number, because the mean of its divisors is an integer number (11245032).

Almost surely, 2^22490063 is an apocalyptic number.

22490063 is a deficient number, since it is larger than the sum of its proper divisors (1).

22490063 is an equidigital number, since it uses as much as digits as its factorization.

22490063 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 22490063 is about 4742.3689228064. The cubic root of 22490063 is about 282.2692422111.

Adding to 22490063 its reverse (36009422), we get a palindrome (58499485).

The spelling of 22490063 in words is "twenty-two million, four hundred ninety thousand, sixty-three".