673231756 has 12 divisors (see below), whose sum is σ = 1247458968. Its totient is φ = 316814912.

The previous prime is 673231753. The next prime is 673231771. The reversal of 673231756 is 657132376.

It is not an unprimeable number, because it can be changed into a prime (673231751) 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, 4950166 + ... + 4950301.

It is an arithmetic number, because the mean of its divisors is an integer number (103954914).

Almost surely, 2^673231756 is an apocalyptic number.

It is an amenable number.

673231756 is a deficient number, since it is larger than the sum of its proper divisors (574227212).

673231756 is a wasteful number, since it uses less digits than its factorization.

673231756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9900488 (or 9900486 counting only the distinct ones).

The product of its digits is 158760, while the sum is 40.

The square root of 673231756 is about 25946.7099263086. The cubic root of 673231756 is about 876.4386698768.

The spelling of 673231756 in words is "six hundred seventy-three million, two hundred thirty-one thousand, seven hundred fifty-six".