2163767212 has 6 divisors (see below), whose sum is σ = 3786592628. Its totient is φ = 1081883604.

The previous prime is 2163767209. The next prime is 2163767213. The reversal of 2163767212 is 2127673612.

It is a happy number.

2163767212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (2163767213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270470898 + ... + 270470905.

Almost surely, 2^2163767212 is an apocalyptic number.

It is an amenable number.

2163767212 is a deficient number, since it is larger than the sum of its proper divisors (1622825416).

2163767212 is a wasteful number, since it uses less digits than its factorization.

2163767212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 540941807 (or 540941805 counting only the distinct ones).

The product of its digits is 42336, while the sum is 37.

The square root of 2163767212 is about 46516.3112467014. The cubic root of 2163767212 is about 1293.4118786806.

The spelling of 2163767212 in words is "two billion, one hundred sixty-three million, seven hundred sixty-seven thousand, two hundred twelve".