23629998 has 32 divisors (see below), whose sum is σ = 55756800. Its totient is φ = 6533280.

The previous prime is 23629979. The next prime is 23630003. The reversal of 23629998 is 89992632.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7773 + ... + 10376.

It is an arithmetic number, because the mean of its divisors is an integer number (1742400).

Almost surely, 2^23629998 is an apocalyptic number.

23629998 is an abundant number, since it is smaller than the sum of its proper divisors (32126802).

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

23629998 is a wasteful number, since it uses less digits than its factorization.

23629998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18192.

The product of its digits is 419904, while the sum is 48.

The square root of 23629998 is about 4861.0696353786. The cubic root of 23629998 is about 286.9599105501.

The spelling of 23629998 in words is "twenty-three million, six hundred twenty-nine thousand, nine hundred ninety-eight".