673315791 has 8 divisors (see below), whose sum is σ = 910399104. Its totient is φ = 442554840.

The previous prime is 673315789. The next prime is 673315829. The reversal of 673315791 is 197513376.

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

It is not a de Polignac number, because 673315791 - 2¹ = 673315789 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (673315771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1580341 + ... + 1580766.

It is an arithmetic number, because the mean of its divisors is an integer number (113799888).

Almost surely, 2^673315791 is an apocalyptic number.

673315791 is a deficient number, since it is larger than the sum of its proper divisors (237083313).

673315791 is a wasteful number, since it uses less digits than its factorization.

673315791 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3161181.

The product of its digits is 119070, while the sum is 42.

The square root of 673315791 is about 25948.3292525742. The cubic root of 673315791 is about 876.4751350112.

The spelling of 673315791 in words is "six hundred seventy-three million, three hundred fifteen thousand, seven hundred ninety-one".