22924481 has 2 divisors, whose sum is σ = 22924482. Its totient is φ = 22924480.

The previous prime is 22924463. The next prime is 22924493. The reversal of 22924481 is 18442922.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18447025 + 4477456 = 4295^2 + 2116^2 .

It is a cyclic number.

It is not a de Polignac number, because 22924481 - 2⁶ = 22924417 is a prime.

It is a super-2 number, since 2×22924481² = 1051063658238722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22924411) 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, 11462240 + 11462241.

It is an arithmetic number, because the mean of its divisors is an integer number (11462241).

Almost surely, 2^22924481 is an apocalyptic number.

It is an amenable number.

22924481 is a deficient number, since it is larger than the sum of its proper divisors (1).

22924481 is an equidigital number, since it uses as much as digits as its factorization.

22924481 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9216, while the sum is 32.

The square root of 22924481 is about 4787.9516497141. The cubic root of 22924481 is about 284.0751016419.

The spelling of 22924481 in words is "twenty-two million, nine hundred twenty-four thousand, four hundred eighty-one".