23397419 has 2 divisors, whose sum is σ = 23397420. Its totient is φ = 23397418.

The previous prime is 23397373. The next prime is 23397421. The reversal of 23397419 is 91479332.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23397419 - 2⁸ = 23397163 is a prime.

It is a super-2 number, since 2×23397419² = 1094878431723122, which contains 22 as substring.

Together with 23397421, 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 (23397469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11698709 + 11698710.

It is an arithmetic number, because the mean of its divisors is an integer number (11698710).

Almost surely, 2^23397419 is an apocalyptic number.

23397419 is a deficient number, since it is larger than the sum of its proper divisors (1).

23397419 is an equidigital number, since it uses as much as digits as its factorization.

23397419 is an evil number, because the sum of its binary digits is even.

The product of its digits is 40824, while the sum is 38.

The square root of 23397419 is about 4837.0878635807. The cubic root of 23397419 is about 286.0153340760.

The spelling of 23397419 in words is "twenty-three million, three hundred ninety-seven thousand, four hundred nineteen".