23998634 has 16 divisors (see below), whose sum is σ = 41338080. Its totient is φ = 10334160.

The previous prime is 23998627. The next prime is 23998643. The reversal of 23998634 is 43689932.

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, 28289 + ... + 29124.

It is an arithmetic number, because the mean of its divisors is an integer number (2583630).

Almost surely, 2^23998634 is an apocalyptic number.

23998634 is a deficient number, since it is larger than the sum of its proper divisors (17339446).

23998634 is a wasteful number, since it uses less digits than its factorization.

23998634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57445.

The product of its digits is 279936, while the sum is 44.

The square root of 23998634 is about 4898.8400667913. The cubic root of 23998634 is about 288.4444414218. Note that the first 5 decimals are identical.

The spelling of 23998634 in words is "twenty-three million, nine hundred ninety-eight thousand, six hundred thirty-four".