2193562916 has 24 divisors (see below), whose sum is σ = 3880741536. Its totient is φ = 1084812480.

The previous prime is 2193562909. The next prime is 2193562937. The reversal of 2193562916 is 6192653912.

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, 292040 + ... + 299456.

It is an arithmetic number, because the mean of its divisors is an integer number (161697564).

Almost surely, 2^2193562916 is an apocalyptic number.

It is an amenable number.

2193562916 is a deficient number, since it is larger than the sum of its proper divisors (1687178620).

2193562916 is a wasteful number, since it uses less digits than its factorization.

2193562916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8219 (or 8217 counting only the distinct ones).

The product of its digits is 174960, while the sum is 44.

The square root of 2193562916 is about 46835.4877843714. The cubic root of 2193562916 is about 1299.3217203284.

The spelling of 2193562916 in words is "two billion, one hundred ninety-three million, five hundred sixty-two thousand, nine hundred sixteen".