673722682 has 8 divisors (see below), whose sum is σ = 1070030196. Its totient is φ = 317045952.

The previous prime is 673722641. The next prime is 673722683. The reversal of 673722682 is 286227376.

It can be written as a sum of positive squares in 2 ways, for example, as 637108081 + 36614601 = 25241^2 + 6051^2 .

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

It is not an unprimeable number, because it can be changed into a prime (673722683) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9907653 + ... + 9907720.

Almost surely, 2^673722682 is an apocalyptic number.

673722682 is a deficient number, since it is larger than the sum of its proper divisors (396307514).

673722682 is a wasteful number, since it uses less digits than its factorization.

673722682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19815392.

The product of its digits is 338688, while the sum is 43.

The square root of 673722682 is about 25956.1684768766. The cubic root of 673722682 is about 876.6516534863.

The spelling of 673722682 in words is "six hundred seventy-three million, seven hundred twenty-two thousand, six hundred eighty-two".