673718132 has 6 divisors (see below), whose sum is σ = 1179006738. Its totient is φ = 336859064.

The previous prime is 673718119. The next prime is 673718141. The reversal of 673718132 is 231817376.

It can be written as a sum of positive squares in only one way, i.e., 620807056 + 52911076 = 24916^2 + 7274^2 .

It is a super-2 number, since 2×673718132² = 907792242771138848, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 84214763 + ... + 84214770.

It is an arithmetic number, because the mean of its divisors is an integer number (196501123).

Almost surely, 2^673718132 is an apocalyptic number.

It is an amenable number.

673718132 is a deficient number, since it is larger than the sum of its proper divisors (505288606).

673718132 is a wasteful number, since it uses less digits than its factorization.

673718132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168429537 (or 168429535 counting only the distinct ones).

The product of its digits is 42336, while the sum is 38.

The square root of 673718132 is about 25956.0808289695. The cubic root of 673718132 is about 876.6496799869.

The spelling of 673718132 in words is "six hundred seventy-three million, seven hundred eighteen thousand, one hundred thirty-two".