23224399997 has 2 divisors, whose sum is σ = 23224399998. Its totient is φ = 23224399996.

The previous prime is 23224399987. The next prime is 23224400039. The reversal of 23224399997 is 79999342232.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19226872921 + 3997527076 = 138661^2 + 63226^2 .

It is a cyclic number.

It is not a de Polignac number, because 23224399997 - 2²⁸ = 22955964541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23224399967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11612199998 + 11612199999.

It is an arithmetic number, because the mean of its divisors is an integer number (11612199999).

Almost surely, 2^23224399997 is an apocalyptic number.

It is an amenable number.

23224399997 is a deficient number, since it is larger than the sum of its proper divisors (1).

23224399997 is an equidigital number, since it uses as much as digits as its factorization.

23224399997 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13226976, while the sum is 59.

The spelling of 23224399997 in words is "twenty-three billion, two hundred twenty-four million, three hundred ninety-nine thousand, nine hundred ninety-seven".