23971396 has 24 divisors (see below), whose sum is σ = 42928704. Its totient is φ = 11709600.

The previous prime is 23971391. The next prime is 23971403. The reversal of 23971396 is 69317932.

It is not an unprimeable number, because it can be changed into a prime (23971391) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33846 + ... + 34546.

It is an arithmetic number, because the mean of its divisors is an integer number (1788696).

Almost surely, 2^23971396 is an apocalyptic number.

It is an amenable number.

23971396 is a deficient number, since it is larger than the sum of its proper divisors (18957308).

23971396 is a wasteful number, since it uses less digits than its factorization.

23971396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 891 (or 889 counting only the distinct ones).

The product of its digits is 61236, while the sum is 40.

The square root of 23971396 is about 4896.0592316679. The cubic root of 23971396 is about 288.3352737645.

The spelling of 23971396 in words is "twenty-three million, nine hundred seventy-one thousand, three hundred ninety-six".