2228277776 has 20 divisors (see below), whose sum is σ = 4318744044. Its totient is φ = 1113763200.

The previous prime is 2228277773. The next prime is 2228277797. The reversal of 2228277776 is 6777728222.

It can be written as a sum of positive squares in 2 ways, for example, as 1314787600 + 913490176 = 36260^2 + 30224^2 .

It is not an unprimeable number, because it can be changed into a prime (2228277773) 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, 29006 + ... + 72786.

Almost surely, 2^2228277776 is an apocalyptic number.

It is an amenable number.

2228277776 is a deficient number, since it is larger than the sum of its proper divisors (2090466268).

2228277776 is a wasteful number, since it uses less digits than its factorization.

2228277776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46970 (or 46964 counting only the distinct ones).

The product of its digits is 1843968, while the sum is 50.

The square root of 2228277776 is about 47204.6372298316. The cubic root of 2228277776 is about 1306.1401399147.

The spelling of 2228277776 in words is "two billion, two hundred twenty-eight million, two hundred seventy-seven thousand, seven hundred seventy-six".