2202192090 has 128 divisors (see below), whose sum is σ = 6806384640. Its totient is φ = 496238400.

The previous prime is 2202192089. The next prime is 2202192101. The reversal of 2202192090 is 902912022.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

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 63 ways as a sum of consecutive naturals, for example, 125985 + ... + 142395.

It is an arithmetic number, because the mean of its divisors is an integer number (53174880).

Almost surely, 2^2202192090 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2202192090, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3403192320).

2202192090 is an abundant number, since it is smaller than the sum of its proper divisors (4604192550).

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

2202192090 is a wasteful number, since it uses less digits than its factorization.

2202192090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16505 (or 16499 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 2202192090 is about 46927.5195381132. The cubic root of 2202192090 is about 1301.0232752010.

The spelling of 2202192090 in words is "two billion, two hundred two million, one hundred ninety-two thousand, ninety".