2279338899 has 4 divisors (see below), whose sum is σ = 3039118536. Its totient is φ = 1519559264.

The previous prime is 2279338879. The next prime is 2279338907. The reversal of 2279338899 is 9988339722.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2279338899 - 2¹⁹ = 2278814611 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2279338849) 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, 379889814 + ... + 379889819.

It is an arithmetic number, because the mean of its divisors is an integer number (759779634).

Almost surely, 2^2279338899 is an apocalyptic number.

2279338899 is a deficient number, since it is larger than the sum of its proper divisors (759779637).

2279338899 is an equidigital number, since it uses as much as digits as its factorization.

2279338899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 759779636.

The product of its digits is 11757312, while the sum is 60.

The square root of 2279338899 is about 47742.4224249252. The cubic root of 2279338899 is about 1316.0416501432.

The spelling of 2279338899 in words is "two billion, two hundred seventy-nine million, three hundred thirty-eight thousand, eight hundred ninety-nine".