39882217 has 8 divisors (see below), whose sum is σ = 41241312. Its totient is φ = 38541600.

The previous prime is 39882203. The next prime is 39882233. The reversal of 39882217 is 71228893.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-39882217 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 39882217.

It is not an unprimeable number, because it can be changed into a prime (39882277) by changing a digit.

It is an upside-down number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 159 + ... + 8932.

It is an arithmetic number, because the mean of its divisors is an integer number (5155164).

Almost surely, 2^39882217 is an apocalyptic number.

It is an amenable number.

39882217 is a deficient number, since it is larger than the sum of its proper divisors (1359095).

39882217 is a wasteful number, since it uses less digits than its factorization.

39882217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9239.

The product of its digits is 48384, while the sum is 40.

The square root of 39882217 is about 6315.2368918355. The cubic root of 39882217 is about 341.6591824919.

The spelling of 39882217 in words is "thirty-nine million, eight hundred eighty-two thousand, two hundred seventeen".