39328217 has 4 divisors (see below), whose sum is σ = 39638016. Its totient is φ = 39018420.

The previous prime is 39328207. The next prime is 39328253. The reversal of 39328217 is 71282393.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 39328217 - 2¹⁰ = 39327193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (39328207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 154709 + ... + 154962.

It is an arithmetic number, because the mean of its divisors is an integer number (9909504).

Almost surely, 2^39328217 is an apocalyptic number.

It is an amenable number.

39328217 is a deficient number, since it is larger than the sum of its proper divisors (309799).

39328217 is a wasteful number, since it uses less digits than its factorization.

39328217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 309798.

The product of its digits is 18144, while the sum is 35.

The square root of 39328217 is about 6271.2213324041. The cubic root of 39328217 is about 340.0698155362.

The spelling of 39328217 in words is "thirty-nine million, three hundred twenty-eight thousand, two hundred seventeen".