673591716 has 72 divisors (see below), whose sum is σ = 1948826880. Its totient is φ = 192168576.

The previous prime is 673591691. The next prime is 673591741. The reversal of 673591716 is 617195376.

It is an interprime number because it is at equal distance from previous prime (673591691) and next prime (673591741).

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 214405 + ... + 217523.

It is an arithmetic number, because the mean of its divisors is an integer number (27067040).

Almost surely, 2^673591716 is an apocalyptic number.

It is an amenable number.

673591716 is an abundant number, since it is smaller than the sum of its proper divisors (1275235164).

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

673591716 is a wasteful number, since it uses less digits than its factorization.

673591716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3993 (or 3988 counting only the distinct ones).

The product of its digits is 238140, while the sum is 45.

The square root of 673591716 is about 25953.6455242804. The cubic root of 673591716 is about 876.5948452457.

The spelling of 673591716 in words is "six hundred seventy-three million, five hundred ninety-one thousand, seven hundred sixteen".