23985998 has 8 divisors (see below), whose sum is σ = 36658008. Its totient is φ = 11766664.

The previous prime is 23985991. The next prime is 23986003. The reversal of 23985998 is 89958932.

It is a happy number.

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

It is a Harshad number since it is a multiple of its sum of digits (53).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23985991) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113036 + ... + 113247.

It is an arithmetic number, because the mean of its divisors is an integer number (4582251).

Almost surely, 2^23985998 is an apocalyptic number.

23985998 is a deficient number, since it is larger than the sum of its proper divisors (12672010).

23985998 is a wasteful number, since it uses less digits than its factorization.

23985998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226338.

The product of its digits is 1399680, while the sum is 53.

The square root of 23985998 is about 4897.5502039285. The cubic root of 23985998 is about 288.3938076531.

The spelling of 23985998 in words is "twenty-three million, nine hundred eighty-five thousand, nine hundred ninety-eight".