2190099960 has 48 divisors (see below), whose sum is σ = 7117826040. Its totient is φ = 584026560.

The previous prime is 2190099949. The next prime is 2190099991. The reversal of 2190099960 is 699900912.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 3041446 + ... + 3042165.

Almost surely, 2^2190099960 is an apocalyptic number.

2190099960 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2190099960 is an abundant number, since it is smaller than the sum of its proper divisors (4927726080).

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

2190099960 is a wasteful number, since it uses less digits than its factorization.

2190099960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6083628 (or 6083621 counting only the distinct ones).

The product of its (nonzero) digits is 78732, while the sum is 45.

The square root of 2190099960 is about 46798.5038222377. The cubic root of 2190099960 is about 1298.6376181064.

The spelling of 2190099960 in words is "two billion, one hundred ninety million, ninety-nine thousand, nine hundred sixty".