20023098 has 16 divisors (see below), whose sum is σ = 40340160. Its totient is φ = 6625376.

The previous prime is 20023063. The next prime is 20023121. The reversal of 20023098 is 89032002.

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, 11358 + ... + 13001.

It is an arithmetic number, because the mean of its divisors is an integer number (2521260).

Almost surely, 2^20023098 is an apocalyptic number.

20023098 is an abundant number, since it is smaller than the sum of its proper divisors (20317062).

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

20023098 is a wasteful number, since it uses less digits than its factorization.

20023098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24501.

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 20023098 is about 4474.7176447235. The cubic root of 20023098 is about 271.5462174880.

The spelling of 20023098 in words is "twenty million, twenty-three thousand, ninety-eight".