673445333 has 16 divisors (see below), whose sum is σ = 760284672. Its totient is φ = 590976000.

The previous prime is 673445321. The next prime is 673445351. The reversal of 673445333 is 333544376.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-673445333 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (673445303) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 145373 + ... + 149933.

It is an arithmetic number, because the mean of its divisors is an integer number (47517792).

Almost surely, 2^673445333 is an apocalyptic number.

It is an amenable number.

673445333 is a deficient number, since it is larger than the sum of its proper divisors (86839339).

673445333 is a wasteful number, since it uses less digits than its factorization.

673445333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5036.

The product of its digits is 272160, while the sum is 38.

The square root of 673445333 is about 25950.8252855280. The cubic root of 673445333 is about 876.5313409613.

The spelling of 673445333 in words is "six hundred seventy-three million, four hundred forty-five thousand, three hundred thirty-three".