2247278828 has 12 divisors (see below), whose sum is σ = 3939557832. Its totient is φ = 1121690880.

The previous prime is 2247278819. The next prime is 2247278893. The reversal of 2247278828 is 8288727422.

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, 484538 + ... + 489153.

It is an arithmetic number, because the mean of its divisors is an integer number (328296486).

Almost surely, 2^2247278828 is an apocalyptic number.

It is an amenable number.

2247278828 is a deficient number, since it is larger than the sum of its proper divisors (1692279004).

2247278828 is a wasteful number, since it uses less digits than its factorization.

2247278828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 974272 (or 974270 counting only the distinct ones).

The product of its digits is 1605632, while the sum is 50.

The square root of 2247278828 is about 47405.4725532823. The cubic root of 2247278828 is about 1309.8422256231.

The spelling of 2247278828 in words is "two billion, two hundred forty-seven million, two hundred seventy-eight thousand, eight hundred twenty-eight".