22430407 has 2 divisors, whose sum is σ = 22430408. Its totient is φ = 22430406.

The previous prime is 22430381. The next prime is 22430411. The reversal of 22430407 is 70403422.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22430407 - 2¹¹ = 22428359 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22430437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11215203 + 11215204.

It is an arithmetic number, because the mean of its divisors is an integer number (11215204).

Almost surely, 2^22430407 is an apocalyptic number.

22430407 is a deficient number, since it is larger than the sum of its proper divisors (1).

22430407 is an equidigital number, since it uses as much as digits as its factorization.

22430407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1344, while the sum is 22.

The square root of 22430407 is about 4736.0750627497. The cubic root of 22430407 is about 282.0194435230.

Adding to 22430407 its reverse (70403422), we get a palindrome (92833829).

The spelling of 22430407 in words is "twenty-two million, four hundred thirty thousand, four hundred seven".