28327166 has 8 divisors (see below), whose sum is σ = 48560880. Its totient is φ = 12140208.

The previous prime is 28327133. The next prime is 28327177. The reversal of 28327166 is 66172382.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1011671 + ... + 1011698.

It is an arithmetic number, because the mean of its divisors is an integer number (6070110).

Almost surely, 2^28327166 is an apocalyptic number.

28327166 is a deficient number, since it is larger than the sum of its proper divisors (20233714).

28327166 is a wasteful number, since it uses less digits than its factorization.

28327166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2023378.

The product of its digits is 24192, while the sum is 35.

The square root of 28327166 is about 5322.3271226034. The cubic root of 28327166 is about 304.8370212309.

The spelling of 28327166 in words is "twenty-eight million, three hundred twenty-seven thousand, one hundred sixty-six".