667674334 has 8 divisors (see below), whose sum is σ = 1001662200. Its totient is φ = 333786936.

The previous prime is 667674331. The next prime is 667674367. The reversal of 667674334 is 433476766.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (667674331) 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, 5409 + ... + 36940.

It is an arithmetic number, because the mean of its divisors is an integer number (125207775).

Almost surely, 2^667674334 is an apocalyptic number.

667674334 is a deficient number, since it is larger than the sum of its proper divisors (333987866).

667674334 is a wasteful number, since it uses less digits than its factorization.

667674334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50234.

The product of its digits is 1524096, while the sum is 46.

The square root of 667674334 is about 25839.3950006574. The cubic root of 667674334 is about 874.0203824140.

The spelling of 667674334 in words is "six hundred sixty-seven million, six hundred seventy-four thousand, three hundred thirty-four".