23689994 has 8 divisors (see below), whose sum is σ = 36065568. Its totient is φ = 11668140.

The previous prime is 23689987. The next prime is 23689999. The reversal of 23689994 is 49998632.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×23689994² = 1122431631440072, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (23689999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88262 + ... + 88529.

It is an arithmetic number, because the mean of its divisors is an integer number (4508196).

Almost surely, 2^23689994 is an apocalyptic number.

23689994 is a deficient number, since it is larger than the sum of its proper divisors (12375574).

23689994 is a wasteful number, since it uses less digits than its factorization.

23689994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176860.

The product of its digits is 839808, while the sum is 50.

The square root of 23689994 is about 4867.2367930891. The cubic root of 23689994 is about 287.2025667505.

The spelling of 23689994 in words is "twenty-three million, six hundred eighty-nine thousand, nine hundred ninety-four".