2199196564 has 12 divisors (see below), whose sum is σ = 3865853824. Its totient is φ = 1094666904.

The previous prime is 2199196511. The next prime is 2199196567. The reversal of 2199196564 is 4656919912.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2199196567) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1231842 + ... + 1233625.

Almost surely, 2^2199196564 is an apocalyptic number.

It is an amenable number.

2199196564 is a deficient number, since it is larger than the sum of its proper divisors (1666657260).

2199196564 is a wasteful number, since it uses less digits than its factorization.

2199196564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2465694 (or 2465692 counting only the distinct ones).

The product of its digits is 1049760, while the sum is 52.

The square root of 2199196564 is about 46895.5921596049. The cubic root of 2199196564 is about 1300.4331030303.

The spelling of 2199196564 in words is "two billion, one hundred ninety-nine million, one hundred ninety-six thousand, five hundred sixty-four".