20259084 has 24 divisors (see below), whose sum is σ = 48425328. Its totient is φ = 6588160.

The previous prime is 20259079. The next prime is 20259097. The reversal of 20259084 is 48095202.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

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, 20097 + ... + 21080.

It is an arithmetic number, because the mean of its divisors is an integer number (2017722).

Almost surely, 2^20259084 is an apocalyptic number.

It is an amenable number.

20259084 is an abundant number, since it is smaller than the sum of its proper divisors (28166244).

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

20259084 is a wasteful number, since it uses less digits than its factorization.

20259084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41225 (or 41223 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 20259084 is about 4501.0092201639. The cubic root of 20259084 is about 272.6088401737.

The spelling of 20259084 in words is "twenty million, two hundred fifty-nine thousand, eighty-four".