673323375 has 16 divisors (see below), whose sum is σ = 1120410720. Its totient is φ = 359105600.

The previous prime is 673323331. The next prime is 673323377. The reversal of 673323375 is 573323376.

It is not a de Polignac number, because 673323375 - 2¹² = 673319279 is a prime.

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 pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 897390 + ... + 898139.

It is an arithmetic number, because the mean of its divisors is an integer number (70025670).

Almost surely, 2^673323375 is an apocalyptic number.

673323375 is a deficient number, since it is larger than the sum of its proper divisors (447087345).

673323375 is a wasteful number, since it uses less digits than its factorization.

673323375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1795547 (or 1795537 counting only the distinct ones).

The product of its digits is 238140, while the sum is 39.

The square root of 673323375 is about 25948.4753887391. The cubic root of 673323375 is about 876.4784257714.

Subtracting from 673323375 its reverse (573323376), we obtain a palindrome (99999999).

It can be divided in two parts, 67332 and 3375, that added together give a palindrome (70707).

The spelling of 673323375 in words is "six hundred seventy-three million, three hundred twenty-three thousand, three hundred seventy-five".