673327766 has 4 divisors (see below), whose sum is σ = 1009991652. Its totient is φ = 336663882.

The previous prime is 673327763. The next prime is 673327777. The reversal of 673327766 is 667723376.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 673327766.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (673327763) 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 as a sum of consecutive naturals, namely, 168331940 + ... + 168331943.

It is an arithmetic number, because the mean of its divisors is an integer number (252497913).

Almost surely, 2^673327766 is an apocalyptic number.

673327766 is a deficient number, since it is larger than the sum of its proper divisors (336663886).

673327766 is a wasteful number, since it uses less digits than its factorization.

673327766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336663885.

The product of its digits is 1333584, while the sum is 47.

The square root of 673327766 is about 25948.5599985818. The cubic root of 673327766 is about 876.4803310513.

The spelling of 673327766 in words is "six hundred seventy-three million, three hundred twenty-seven thousand, seven hundred sixty-six".