23423747 has 2 divisors, whose sum is σ = 23423748. Its totient is φ = 23423746.

The previous prime is 23423711. The next prime is 23423749. The reversal of 23423747 is 74732432.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23423747 - 2²² = 19229443 is a prime.

Together with 23423749, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (23423749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11711873 + 11711874.

It is an arithmetic number, because the mean of its divisors is an integer number (11711874).

Almost surely, 2^23423747 is an apocalyptic number.

23423747 is a deficient number, since it is larger than the sum of its proper divisors (1).

23423747 is an equidigital number, since it uses as much as digits as its factorization.

23423747 is an evil number, because the sum of its binary digits is even.

The product of its digits is 28224, while the sum is 32.

The square root of 23423747 is about 4839.8085705945. The cubic root of 23423747 is about 286.1225736683.

The spelling of 23423747 in words is "twenty-three million, four hundred twenty-three thousand, seven hundred forty-seven".