2199852550 has 36 divisors (see below), whose sum is σ = 4759767900. Its totient is φ = 754234320.

The previous prime is 2199852511. The next prime is 2199852553. The reversal of 2199852550 is 552589912.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 2199852550.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2199852553) 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 17 ways as a sum of consecutive naturals, for example, 446500 + ... + 451399.

It is an arithmetic number, because the mean of its divisors is an integer number (132215775).

Almost surely, 2^2199852550 is an apocalyptic number.

2199852550 is an abundant number, since it is smaller than the sum of its proper divisors (2559915350).

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

2199852550 is a wasteful number, since it uses less digits than its factorization.

2199852550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 897925 (or 897913 counting only the distinct ones).

The product of its (nonzero) digits is 324000, while the sum is 46.

The square root of 2199852550 is about 46902.5857496151. The cubic root of 2199852550 is about 1300.5623898069.

The spelling of 2199852550 in words is "two billion, one hundred ninety-nine million, eight hundred fifty-two thousand, five hundred fifty".