4239674818 has 4 divisors (see below), whose sum is σ = 6359512230. Its totient is φ = 2119837408.

The previous prime is 4239674797. The next prime is 4239674851. The reversal of 4239674818 is 8184769324.

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

It can be written as a sum of positive squares in only one way, i.e., 4030091289 + 209583529 = 63483^2 + 14477^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1059918703 + ... + 1059918706.

Almost surely, 2^4239674818 is an apocalyptic number.

4239674818 is a deficient number, since it is larger than the sum of its proper divisors (2119837412).

4239674818 is a wasteful number, since it uses less digits than its factorization.

4239674818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2119837411.

The product of its digits is 2322432, while the sum is 52.

The square root of 4239674818 is about 65112.7853650879. The cubic root of 4239674818 is about 1618.4930886326.

The spelling of 4239674818 in words is "four billion, two hundred thirty-nine million, six hundred seventy-four thousand, eight hundred eighteen".