2163223684 has 24 divisors (see below), whose sum is σ = 4011063840. Its totient is φ = 1017292416.

The previous prime is 2163223637. The next prime is 2163223691. The reversal of 2163223684 is 4863223612.

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, 97299 + ... + 117445.

It is an arithmetic number, because the mean of its divisors is an integer number (167127660).

Almost surely, 2^2163223684 is an apocalyptic number.

It is an amenable number.

2163223684 is a deficient number, since it is larger than the sum of its proper divisors (1847840156).

2163223684 is a wasteful number, since it uses less digits than its factorization.

2163223684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21747 (or 21745 counting only the distinct ones).

The product of its digits is 82944, while the sum is 37.

The square root of 2163223684 is about 46510.4685420390. The cubic root of 2163223684 is about 1293.3035699803.

The spelling of 2163223684 in words is "two billion, one hundred sixty-three million, two hundred twenty-three thousand, six hundred eighty-four".