23916238 has 4 divisors (see below), whose sum is σ = 35874360. Its totient is φ = 11958118.

The previous prime is 23916203. The next prime is 23916247. The reversal of 23916238 is 83261932.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5979058 + ... + 5979061.

It is an arithmetic number, because the mean of its divisors is an integer number (8968590).

Almost surely, 2^23916238 is an apocalyptic number.

23916238 is a deficient number, since it is larger than the sum of its proper divisors (11958122).

23916238 is a wasteful number, since it uses less digits than its factorization.

23916238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11958121.

The product of its digits is 15552, while the sum is 34.

The square root of 23916238 is about 4890.4230900813. The cubic root of 23916238 is about 288.1139514995.

The spelling of 23916238 in words is "twenty-three million, nine hundred sixteen thousand, two hundred thirty-eight".