674328566 has 4 divisors (see below), whose sum is σ = 1011492852. Its totient is φ = 337164282.

The previous prime is 674328541. The next prime is 674328583. The reversal of 674328566 is 665823476.

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 674328566.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 168582140 + ... + 168582143.

It is an arithmetic number, because the mean of its divisors is an integer number (252873213).

Almost surely, 2^674328566 is an apocalyptic number.

674328566 is a deficient number, since it is larger than the sum of its proper divisors (337164286).

674328566 is a wasteful number, since it uses less digits than its factorization.

674328566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337164285.

The product of its digits is 1451520, while the sum is 47.

The square root of 674328566 is about 25967.8371452071. The cubic root of 674328566 is about 876.9143679443.

The spelling of 674328566 in words is "six hundred seventy-four million, three hundred twenty-eight thousand, five hundred sixty-six".