2268688936 has 16 divisors (see below), whose sum is σ = 4280888340. Its totient is φ = 1127118720.

The previous prime is 2268688897. The next prime is 2268688949. The reversal of 2268688936 is 6398868622.

It can be written as a sum of positive squares in 2 ways, for example, as 2266712100 + 1976836 = 47610^2 + 1406^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 901885 + ... + 904396.

Almost surely, 2^2268688936 is an apocalyptic number.

It is an amenable number.

2268688936 is a deficient number, since it is larger than the sum of its proper divisors (2012199404).

2268688936 is a wasteful number, since it uses less digits than its factorization.

2268688936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1806444 (or 1806440 counting only the distinct ones).

The product of its digits is 11943936, while the sum is 58.

The square root of 2268688936 is about 47630.7561980702. The cubic root of 2268688936 is about 1313.9887623783.

The spelling of 2268688936 in words is "two billion, two hundred sixty-eight million, six hundred eighty-eight thousand, nine hundred thirty-six".