3439664218 has 8 divisors (see below), whose sum is σ = 5244078420. Its totient is φ = 1691638080.

The previous prime is 3439664203. The next prime is 3439664243. The reversal of 3439664218 is 8124669343.

It can be written as a sum of positive squares in 2 ways, for example, as 3282487849 + 157176369 = 57293^2 + 12537^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 14096863 + ... + 14097106.

Almost surely, 2^3439664218 is an apocalyptic number.

3439664218 is a deficient number, since it is larger than the sum of its proper divisors (1804414202).

3439664218 is a wasteful number, since it uses less digits than its factorization.

3439664218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28194032.

The product of its digits is 746496, while the sum is 46.

The square root of 3439664218 is about 58648.6506068128. The cubic root of 3439664218 is about 1509.5193444068.

The spelling of 3439664218 in words is "three billion, four hundred thirty-nine million, six hundred sixty-four thousand, two hundred eighteen".