2218339294 has 4 divisors (see below), whose sum is σ = 3327508944. Its totient is φ = 1109169646.

The previous prime is 2218339283. The next prime is 2218339309. The reversal of 2218339294 is 4929338122.

2218339294 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a self number, because there is not a number n which added to its sum of digits gives 2218339294.

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, 554584822 + ... + 554584825.

It is an arithmetic number, because the mean of its divisors is an integer number (831877236).

Almost surely, 2^2218339294 is an apocalyptic number.

2218339294 is a deficient number, since it is larger than the sum of its proper divisors (1109169650).

2218339294 is a wasteful number, since it uses less digits than its factorization.

2218339294 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1109169649.

The product of its digits is 186624, while the sum is 43.

The square root of 2218339294 is about 47099.2493995393. The cubic root of 2218339294 is about 1304.1953797696.

The spelling of 2218339294 in words is "two billion, two hundred eighteen million, three hundred thirty-nine thousand, two hundred ninety-four".