673946808 has 16 divisors (see below), whose sum is σ = 1684867080. Its totient is φ = 224648928.

The previous prime is 673946753. The next prime is 673946813. The reversal of 673946808 is 808649376.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14040535 + ... + 14040582.

Almost surely, 2^673946808 is an apocalyptic number.

It is an amenable number.

673946808 is an abundant number, since it is smaller than the sum of its proper divisors (1010920272).

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

673946808 is a wasteful number, since it uses less digits than its factorization.

673946808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28081126 (or 28081122 counting only the distinct ones).

The product of its (nonzero) digits is 1741824, while the sum is 51.

The square root of 673946808 is about 25960.4855116386. The cubic root of 673946808 is about 876.7488540359.

The spelling of 673946808 in words is "six hundred seventy-three million, nine hundred forty-six thousand, eight hundred eight".