673539573 has 32 divisors (see below), whose sum is σ = 1084137472. Its totient is φ = 363787200.

The previous prime is 673539571. The next prime is 673539593. The reversal of 673539573 is 375935376.

673539573 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 673539573 - 2¹ = 673539571 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 (673539571) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15963 + ... + 40023.

It is an arithmetic number, because the mean of its divisors is an integer number (33879296).

Almost surely, 2^673539573 is an apocalyptic number.

It is an amenable number.

673539573 is a deficient number, since it is larger than the sum of its proper divisors (410597899).

673539573 is a wasteful number, since it uses less digits than its factorization.

673539573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24145.

The product of its digits is 1786050, while the sum is 48.

The square root of 673539573 is about 25952.6409638788. The cubic root of 673539573 is about 876.5722254779.

The spelling of 673539573 in words is "six hundred seventy-three million, five hundred thirty-nine thousand, five hundred seventy-three".