2199386850 has 24 divisors (see below), whose sum is σ = 5454479760. Its totient is φ = 586503120.

The previous prime is 2199386843. The next prime is 2199386863. The reversal of 2199386850 is 586839912.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2199386793 and 2199386802.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7331140 + ... + 7331439.

It is an arithmetic number, because the mean of its divisors is an integer number (227269990).

Almost surely, 2^2199386850 is an apocalyptic number.

2199386850 is an abundant number, since it is smaller than the sum of its proper divisors (3255092910).

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

2199386850 is a wasteful number, since it uses less digits than its factorization.

2199386850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14662594 (or 14662589 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 51.

The square root of 2199386850 is about 46897.6209417919. The cubic root of 2199386850 is about 1300.4706087086.

The spelling of 2199386850 in words is "two billion, one hundred ninety-nine million, three hundred eighty-six thousand, eight hundred fifty".