667330337 has 4 divisors (see below), whose sum is σ = 668430336. Its totient is φ = 666230340.

The previous prime is 667330319. The next prime is 667330343. The reversal of 667330337 is 733033766.

667330337 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, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 667330337 - 2¹² = 667326241 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 667330337.

It is not an unprimeable number, because it can be changed into a prime (667330387) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 549089 + ... + 550302.

It is an arithmetic number, because the mean of its divisors is an integer number (167107584).

Almost surely, 2^667330337 is an apocalyptic number.

It is an amenable number.

667330337 is a deficient number, since it is larger than the sum of its proper divisors (1099999).

667330337 is a wasteful number, since it uses less digits than its factorization.

667330337 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1099998.

The product of its (nonzero) digits is 142884, while the sum is 38.

The square root of 667330337 is about 25832.7376985096. The cubic root of 667330337 is about 873.8702533146.

The spelling of 667330337 in words is "six hundred sixty-seven million, three hundred thirty thousand, three hundred thirty-seven".