673909674 has 32 divisors (see below), whose sum is σ = 1381332480. Its totient is φ = 219067632.

The previous prime is 673909667. The next prime is 673909679. The reversal of 673909674 is 476909376.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (673909679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 201387 + ... + 204705.

It is an arithmetic number, because the mean of its divisors is an integer number (43166640).

Almost surely, 2^673909674 is an apocalyptic number.

673909674 is an abundant number, since it is smaller than the sum of its proper divisors (707422806).

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

673909674 is a wasteful number, since it uses less digits than its factorization.

673909674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4154.

The product of its (nonzero) digits is 1714608, while the sum is 51.

The square root of 673909674 is about 25959.7702994460. The cubic root of 673909674 is about 876.7327509896.

The spelling of 673909674 in words is "six hundred seventy-three million, nine hundred nine thousand, six hundred seventy-four".