673879317 has 8 divisors (see below), whose sum is σ = 901681824. Its totient is φ = 447664848.

The previous prime is 673879267. The next prime is 673879319. The reversal of 673879317 is 713978376.

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

It is not a de Polignac number, because 673879317 - 2¹⁶ = 673813781 is a prime.

It is a super-2 number, since 2×673879317² = 908226667760772978, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 673879317.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (673879319) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 396018 + ... + 397715.

It is an arithmetic number, because the mean of its divisors is an integer number (112710228).

Almost surely, 2^673879317 is an apocalyptic number.

It is an amenable number.

673879317 is a deficient number, since it is larger than the sum of its proper divisors (227802507).

673879317 is a wasteful number, since it uses less digits than its factorization.

673879317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 794019.

The product of its digits is 1333584, while the sum is 51.

The square root of 673879317 is about 25959.1855997063. The cubic root of 673879317 is about 876.7195863293.

The spelling of 673879317 in words is "six hundred seventy-three million, eight hundred seventy-nine thousand, three hundred seventeen".