673317413 has 4 divisors (see below), whose sum is σ = 673434048. Its totient is φ = 673200780.

The previous prime is 673317401. The next prime is 673317431. The reversal of 673317413 is 314713376.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 673317413 - 2²⁶ = 606208549 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (673317913) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49181 + ... + 61362.

It is an arithmetic number, because the mean of its divisors is an integer number (168358512).

Almost surely, 2^673317413 is an apocalyptic number.

It is an amenable number.

673317413 is a deficient number, since it is larger than the sum of its proper divisors (116635).

673317413 is a wasteful number, since it uses less digits than its factorization.

673317413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116634.

The product of its digits is 31752, while the sum is 35.

The square root of 673317413 is about 25948.3605069762. The cubic root of 673317413 is about 876.4758388125.

The spelling of 673317413 in words is "six hundred seventy-three million, three hundred seventeen thousand, four hundred thirteen".