2188049846 has 16 divisors (see below), whose sum is σ = 3426706944. Its totient is φ = 1045867944.

The previous prime is 2188049837. The next prime is 2188049867. The reversal of 2188049846 is 6489408812.

It is a junction number, because it is equal to n+sod(n) for n = 2188049794 and 2188049803.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75251 + ... + 100193.

It is an arithmetic number, because the mean of its divisors is an integer number (214169184).

Almost surely, 2^2188049846 is an apocalyptic number.

2188049846 is a deficient number, since it is larger than the sum of its proper divisors (1238657098).

2188049846 is a wasteful number, since it uses less digits than its factorization.

2188049846 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26875.

The product of its (nonzero) digits is 884736, while the sum is 50.

The square root of 2188049846 is about 46776.5950663363. The cubic root of 2188049846 is about 1298.2322810030.

The spelling of 2188049846 in words is "two billion, one hundred eighty-eight million, forty-nine thousand, eight hundred forty-six".