20098222 has 8 divisors (see below), whose sum is σ = 30167136. Its totient is φ = 10042512.

The previous prime is 20098193. The next prime is 20098229. The reversal of 20098222 is 22289002.

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

It is a super-2 number, since 2×20098222² = 807877055122568, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20098229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2658 + ... + 6874.

It is an arithmetic number, because the mean of its divisors is an integer number (3770892).

Almost surely, 2^20098222 is an apocalyptic number.

20098222 is a deficient number, since it is larger than the sum of its proper divisors (10068914).

20098222 is a wasteful number, since it uses less digits than its factorization.

20098222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6602.

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 20098222 is about 4483.1040585737. The cubic root of 20098222 is about 271.8853954188.

The spelling of 20098222 in words is "twenty million, ninety-eight thousand, two hundred twenty-two".