2279340863 has 4 divisors (see below), whose sum is σ = 2279557608. Its totient is φ = 2279124120.

The previous prime is 2279340853. The next prime is 2279340881. The reversal of 2279340863 is 3680439722.

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 2279340863 - 2⁶ = 2279340799 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2279340803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 91748 + ... + 113913.

It is an arithmetic number, because the mean of its divisors is an integer number (569889402).

Almost surely, 2^2279340863 is an apocalyptic number.

2279340863 is a deficient number, since it is larger than the sum of its proper divisors (216745).

2279340863 is a wasteful number, since it uses less digits than its factorization.

2279340863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216744.

The product of its (nonzero) digits is 435456, while the sum is 44.

The square root of 2279340863 is about 47742.4429936299. The cubic root of 2279340863 is about 1316.0420281337.

The spelling of 2279340863 in words is "two billion, two hundred seventy-nine million, three hundred forty thousand, eight hundred sixty-three".