673400593 has 4 divisors (see below), whose sum is σ = 675235840. Its totient is φ = 671565348.

The previous prime is 673400591. The next prime is 673400599. The reversal of 673400593 is 395004376.

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 673400593 - 2¹ = 673400591 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (673400591) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 917073 + ... + 917806.

It is an arithmetic number, because the mean of its divisors is an integer number (168808960).

Almost surely, 2^673400593 is an apocalyptic number.

It is an amenable number.

673400593 is a deficient number, since it is larger than the sum of its proper divisors (1835247).

673400593 is a wasteful number, since it uses less digits than its factorization.

673400593 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1835246.

The product of its (nonzero) digits is 68040, while the sum is 37.

The square root of 673400593 is about 25949.9632562360. The cubic root of 673400593 is about 876.5119298927.

The spelling of 673400593 in words is "six hundred seventy-three million, four hundred thousand, five hundred ninety-three".