673671244 has 6 divisors (see below), whose sum is σ = 1178924684. Its totient is φ = 336835620.

The previous prime is 673671241. The next prime is 673671253. The reversal of 673671244 is 442176376.

It is a junction number, because it is equal to n+sod(n) for n = 673671197 and 673671206.

It is not an unprimeable number, because it can be changed into a prime (673671241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 84208902 + ... + 84208909.

Almost surely, 2^673671244 is an apocalyptic number.

It is an amenable number.

673671244 is a deficient number, since it is larger than the sum of its proper divisors (505253440).

673671244 is a wasteful number, since it uses less digits than its factorization.

673671244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168417815 (or 168417813 counting only the distinct ones).

The product of its digits is 169344, while the sum is 40.

The square root of 673671244 is about 25955.1775952314. The cubic root of 673671244 is about 876.6293424491.

The spelling of 673671244 in words is "six hundred seventy-three million, six hundred seventy-one thousand, two hundred forty-four".