23329998 has 16 divisors (see below), whose sum is σ = 51844560. Its totient is φ = 7776648.

The previous prime is 23329993. The next prime is 23330009. The reversal of 23329998 is 89992332.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23329991) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 215965 + ... + 216072.

It is an arithmetic number, because the mean of its divisors is an integer number (3240285).

Almost surely, 2^23329998 is an apocalyptic number.

23329998 is an abundant number, since it is smaller than the sum of its proper divisors (28514562).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23329998 is a wasteful number, since it uses less digits than its factorization.

23329998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 432048 (or 432042 counting only the distinct ones).

The product of its digits is 209952, while the sum is 45.

The square root of 23329998 is about 4830.1136632589. The cubic root of 23329998 is about 285.7403465990.

The spelling of 23329998 in words is "twenty-three million, three hundred twenty-nine thousand, nine hundred ninety-eight".