673844413 has 8 divisors (see below), whose sum is σ = 736236576. Its totient is φ = 611641200.

The previous prime is 673844411. The next prime is 673844417. The reversal of 673844413 is 314448376.

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

It is a cyclic number.

It is not a de Polignac number, because 673844413 - 2¹ = 673844411 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 (673844411) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 39723 + ... + 54088.

It is an arithmetic number, because the mean of its divisors is an integer number (92029572).

Almost surely, 2^673844413 is an apocalyptic number.

It is an amenable number.

673844413 is a deficient number, since it is larger than the sum of its proper divisors (62392163).

673844413 is a wasteful number, since it uses less digits than its factorization.

673844413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94475.

The product of its digits is 193536, while the sum is 40.

The square root of 673844413 is about 25958.5133048871. The cubic root of 673844413 is about 876.7044493219.

The spelling of 673844413 in words is "six hundred seventy-three million, eight hundred forty-four thousand, four hundred thirteen".