20200098 has 32 divisors (see below), whose sum is σ = 41469120. Its totient is φ = 6557760.

The previous prime is 20200093. The next prime is 20200099. The reversal of 20200098 is 89000202.

It is not an unprimeable number, because it can be changed into a prime (20200093) by changing a digit.

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, 43588 + ... + 44048.

It is an arithmetic number, because the mean of its divisors is an integer number (1295910).

Almost surely, 2^20200098 is an apocalyptic number.

20200098 is an abundant number, since it is smaller than the sum of its proper divisors (21269022).

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

20200098 is a wasteful number, since it uses less digits than its factorization.

20200098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 642.

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 20200098 is about 4494.4519131925. The cubic root of 20200098 is about 272.3440085798.

The spelling of 20200098 in words is "twenty million, two hundred thousand, ninety-eight".