20086698 has 32 divisors (see below), whose sum is σ = 42024960. Its totient is φ = 6392880.

The previous prime is 20086657. The next prime is 20086699. The reversal of 20086698 is 89668002.

It is not an unprimeable number, because it can be changed into a prime (20086699) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14011 + ... + 15377.

It is an arithmetic number, because the mean of its divisors is an integer number (1313280).

Almost surely, 2^20086698 is an apocalyptic number.

20086698 is an abundant number, since it is smaller than the sum of its proper divisors (21938262).

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

20086698 is a wasteful number, since it uses less digits than its factorization.

20086698 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1482.

The product of its (nonzero) digits is 41472, while the sum is 39.

The square root of 20086698 is about 4481.8186040937. The cubic root of 20086698 is about 271.8334205670.

The spelling of 20086698 in words is "twenty million, eighty-six thousand, six hundred ninety-eight".