2279722208 has 12 divisors (see below), whose sum is σ = 4488203160. Its totient is φ = 1139861088.

The previous prime is 2279722199. The next prime is 2279722217. The reversal of 2279722208 is 8022279722.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2279722199) and next prime (2279722217).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35620628 + ... + 35620691.

It is an arithmetic number, because the mean of its divisors is an integer number (374016930).

Almost surely, 2^2279722208 is an apocalyptic number.

It is an amenable number.

2279722208 is a deficient number, since it is larger than the sum of its proper divisors (2208480952).

2279722208 is an equidigital number, since it uses as much as digits as its factorization.

2279722208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71241329 (or 71241321 counting only the distinct ones).

The product of its (nonzero) digits is 112896, while the sum is 41.

The square root of 2279722208 is about 47746.4366000228. The cubic root of 2279722208 is about 1316.1154174878.

The spelling of 2279722208 in words is "two billion, two hundred seventy-nine million, seven hundred twenty-two thousand, two hundred eight".