23159378 has 16 divisors (see below), whose sum is σ = 38115360. Its totient is φ = 10466400.

The previous prime is 23159369. The next prime is 23159399. The reversal of 23159378 is 87395132.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 998 + ... + 6878.

It is an arithmetic number, because the mean of its divisors is an integer number (2382210).

Almost surely, 2^23159378 is an apocalyptic number.

23159378 is a deficient number, since it is larger than the sum of its proper divisors (14955982).

23159378 is a wasteful number, since it uses less digits than its factorization.

23159378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6073.

The product of its digits is 45360, while the sum is 38.

The square root of 23159378 is about 4812.4191421779. The cubic root of 23159378 is about 285.0420703258.

The spelling of 23159378 in words is "twenty-three million, one hundred fifty-nine thousand, three hundred seventy-eight".