673908674 has 8 divisors (see below), whose sum is σ = 1029936060. Its totient is φ = 330596656.

The previous prime is 673908661. The next prime is 673908689. The reversal of 673908674 is 476809376.

It can be written as a sum of positive squares in 2 ways, for example, as 655718449 + 18190225 = 25607^2 + 4265^2 .

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

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, 3178709 + ... + 3178920.

Almost surely, 2^673908674 is an apocalyptic number.

673908674 is a deficient number, since it is larger than the sum of its proper divisors (356027386).

673908674 is a wasteful number, since it uses less digits than its factorization.

673908674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6357684.

The product of its (nonzero) digits is 1524096, while the sum is 50.

The square root of 673908674 is about 25959.7510388678. The cubic root of 673908674 is about 876.7323173345.

The spelling of 673908674 in words is "six hundred seventy-three million, nine hundred eight thousand, six hundred seventy-four".