673079646 has 8 divisors (see below), whose sum is σ = 1346159304. Its totient is φ = 224359880.

The previous prime is 673079599. The next prime is 673079681. The reversal of 673079646 is 646970376.

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

673079646 is an admirable number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 673079595 and 673079604.

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, 56089965 + ... + 56089976.

It is an arithmetic number, because the mean of its divisors is an integer number (168269913).

Almost surely, 2^673079646 is an apocalyptic number.

673079646 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

673079646 is a wasteful number, since it uses less digits than its factorization.

673079646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112179946.

The product of its (nonzero) digits is 1143072, while the sum is 48.

The square root of 673079646 is about 25943.7785605721. The cubic root of 673079646 is about 876.3726573799.

The spelling of 673079646 in words is "six hundred seventy-three million, seventy-nine thousand, six hundred forty-six".