667330338 has 16 divisors (see below), whose sum is σ = 1334938176. Its totient is φ = 222397200.

The previous prime is 667330319. The next prime is 667330343. The reversal of 667330338 is 833033766.

667330338 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 667330296 and 667330305.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32788 + ... + 49088.

It is an arithmetic number, because the mean of its divisors is an integer number (83433636).

Almost surely, 2^667330338 is an apocalyptic number.

667330338 is an abundant number, since it is smaller than the sum of its proper divisors (667607838).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

667330338 is a wasteful number, since it uses less digits than its factorization.

667330338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23129.

The product of its (nonzero) digits is 163296, while the sum is 39.

The square root of 667330338 is about 25832.7377178649. The cubic root of 667330338 is about 873.8702537511.

The spelling of 667330338 in words is "six hundred sixty-seven million, three hundred thirty thousand, three hundred thirty-eight".