673723130 has 16 divisors (see below), whose sum is σ = 1265428224. Its totient is φ = 257772240.

The previous prime is 673723091. The next prime is 673723133. The reversal of 673723130 is 31327376.

It is not an unprimeable number, because it can be changed into a prime (673723133) 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, 1464386 + ... + 1464845.

It is an arithmetic number, because the mean of its divisors is an integer number (79089264).

Almost surely, 2^673723130 is an apocalyptic number.

673723130 is a deficient number, since it is larger than the sum of its proper divisors (591705094).

673723130 is a wasteful number, since it uses less digits than its factorization.

673723130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2929261.

The product of its (nonzero) digits is 15876, while the sum is 32.

The square root of 673723130 is about 25956.1771068083. The cubic root of 673723130 is about 876.6518477996.

The spelling of 673723130 in words is "six hundred seventy-three million, seven hundred twenty-three thousand, one hundred thirty".