20099082 has 8 divisors (see below), whose sum is σ = 40198176. Its totient is φ = 6699692.

The previous prime is 20099077. The next prime is 20099089. The reversal of 20099082 is 28099002.

It is a sphenic number, since it is the product of 3 distinct primes.

20099082 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (20099089) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1674918 + ... + 1674929.

It is an arithmetic number, because the mean of its divisors is an integer number (5024772).

Almost surely, 2^20099082 is an apocalyptic number.

20099082 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

20099082 is a wasteful number, since it uses less digits than its factorization.

20099082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3349852.

The product of its (nonzero) digits is 2592, while the sum is 30.

The square root of 20099082 is about 4483.1999732334. The cubic root of 20099082 is about 271.8892733423.

The spelling of 20099082 in words is "twenty million, ninety-nine thousand, eighty-two".