667382696 has 16 divisors (see below), whose sum is σ = 1254469140. Its totient is φ = 332857600.

The previous prime is 667382687. The next prime is 667382699. The reversal of 667382696 is 696283766.

It can be written as a sum of positive squares in 2 ways, for example, as 666362596 + 1020100 = 25814^2 + 1010^2 .

It is not an unprimeable number, because it can be changed into a prime (667382699) 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 in 3 ways as a sum of consecutive naturals, for example, 100811 + ... + 107226.

Almost surely, 2^667382696 is an apocalyptic number.

It is an amenable number.

667382696 is a deficient number, since it is larger than the sum of its proper divisors (587086444).

667382696 is a wasteful number, since it uses less digits than its factorization.

667382696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208444 (or 208440 counting only the distinct ones).

The product of its digits is 3919104, while the sum is 53.

The square root of 667382696 is about 25833.7511019983. The cubic root of 667382696 is about 873.8931074512.

The spelling of 667382696 in words is "six hundred sixty-seven million, three hundred eighty-two thousand, six hundred ninety-six".