23425663 has 2 divisors, whose sum is σ = 23425664. Its totient is φ = 23425662.

The previous prime is 23425573. The next prime is 23425667. The reversal of 23425663 is 36652432.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23425663 - 2⁹ = 23425151 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23425667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11712831 + 11712832.

It is an arithmetic number, because the mean of its divisors is an integer number (11712832).

Almost surely, 2^23425663 is an apocalyptic number.

23425663 is a deficient number, since it is larger than the sum of its proper divisors (1).

23425663 is an equidigital number, since it uses as much as digits as its factorization.

23425663 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25920, while the sum is 31.

The square root of 23425663 is about 4840.0065082601. The cubic root of 23425663 is about 286.1303748099.

The spelling of 23425663 in words is "twenty-three million, four hundred twenty-five thousand, six hundred sixty-three".