667336337 has 2 divisors, whose sum is σ = 667336338. Its totient is φ = 667336336.

The previous prime is 667336333. The next prime is 667336361. The reversal of 667336337 is 733633766.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 661724176 + 5612161 = 25724^2 + 2369^2 .

It is a cyclic number.

It is not a de Polignac number, because 667336337 - 2² = 667336333 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (667336333) by changing a digit.

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, 333668168 + 333668169.

It is an arithmetic number, because the mean of its divisors is an integer number (333668169).

Almost surely, 2^667336337 is an apocalyptic number.

It is an amenable number.

667336337 is a deficient number, since it is larger than the sum of its proper divisors (1).

667336337 is an equidigital number, since it uses as much as digits as its factorization.

667336337 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 857304, while the sum is 44.

The square root of 667336337 is about 25832.8538299585. The cubic root of 667336337 is about 873.8728723103.

The spelling of 667336337 in words is "six hundred sixty-seven million, three hundred thirty-six thousand, three hundred thirty-seven".