20590098 has 16 divisors (see below), whose sum is σ = 41428800. Its totient is φ = 6821936.

The previous prime is 20590049. The next prime is 20590103. The reversal of 20590098 is 89009502.

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 7 ways as a sum of consecutive naturals, for example, 9273 + ... + 11276.

It is an arithmetic number, because the mean of its divisors is an integer number (2589300).

Almost surely, 2^20590098 is an apocalyptic number.

20590098 is an abundant number, since it is smaller than the sum of its proper divisors (20838702).

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

20590098 is a wasteful number, since it uses less digits than its factorization.

20590098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20721.

The product of its (nonzero) digits is 6480, while the sum is 33.

The square root of 20590098 is about 4537.6313204138. The cubic root of 20590098 is about 274.0855487927.

The spelling of 20590098 in words is "twenty million, five hundred ninety thousand, ninety-eight".