28832717 has 8 divisors (see below), whose sum is σ = 29719872. Its totient is φ = 27954400.

The previous prime is 28832711. The next prime is 28832729. The reversal of 28832717 is 71723882.

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

It is a cyclic number.

It is not a de Polignac number, because 28832717 - 2¹² = 28828621 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28832711) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4742 + ... + 8952.

It is an arithmetic number, because the mean of its divisors is an integer number (3714984).

Almost surely, 2^28832717 is an apocalyptic number.

It is an amenable number.

28832717 is a deficient number, since it is larger than the sum of its proper divisors (887155).

28832717 is a wasteful number, since it uses less digits than its factorization.

28832717 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4419.

The product of its digits is 37632, while the sum is 38.

The square root of 28832717 is about 5369.6105072901. The cubic root of 28832717 is about 306.6398000775.

The spelling of 28832717 in words is "twenty-eight million, eight hundred thirty-two thousand, seven hundred seventeen".