673323376 has 60 divisors (see below), whose sum is σ = 1440048456. Its totient is φ = 304754560.

The previous prime is 673323331. The next prime is 673323377.

673323376 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (673323377) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 566655 + ... + 567841.

Almost surely, 2^673323376 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 673323376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (720024228).

673323376 is an abundant number, since it is smaller than the sum of its proper divisors (766725080).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

673323376 is a wasteful number, since it uses less digits than its factorization.

673323376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1510 (or 1493 counting only the distinct ones).

The product of its digits is 285768, while the sum is 40.

The square root of 673323376 is about 25948.4754080081. The cubic root of 673323376 is about 876.4784262054.

The spelling of 673323376 in words is "six hundred seventy-three million, three hundred twenty-three thousand, three hundred seventy-six".