23553998 has 8 divisors (see below), whose sum is σ = 38048808. Its totient is φ = 10871064.

The previous prime is 23553997. The next prime is 23554009. The reversal of 23553998 is 89935532.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23553997) 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, 452936 + ... + 452987.

It is an arithmetic number, because the mean of its divisors is an integer number (4756101).

Almost surely, 2^23553998 is an apocalyptic number.

23553998 is a deficient number, since it is larger than the sum of its proper divisors (14494810).

23553998 is a wasteful number, since it uses less digits than its factorization.

23553998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 905938.

The product of its digits is 291600, while the sum is 44.

The square root of 23553998 is about 4853.2461301690. The cubic root of 23553998 is about 286.6519351242.

The spelling of 23553998 in words is "twenty-three million, five hundred fifty-three thousand, nine hundred ninety-eight".