983217 has 4 divisors (see below), whose sum is σ = 1310960. Its totient is φ = 655476.

The previous prime is 983209. The next prime is 983233. The reversal of 983217 is 712389.

It is a happy number.

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 not a de Polignac number, because 983217 - 2³ = 983209 is a prime.

It is a D-number.

It is a Duffinian number.

It is a plaindrome in base 7.

It is not an unprimeable number, because it can be changed into a prime (983267) 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, 163867 + ... + 163872.

It is an arithmetic number, because the mean of its divisors is an integer number (327740).

2⁹⁸³²¹⁷ is an apocalyptic number.

It is an amenable number.

983217 is a deficient number, since it is larger than the sum of its proper divisors (327743).

983217 is a wasteful number, since it uses less digits than its factorization.

983217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327742.

The product of its digits is 3024, while the sum is 30.

The square root of 983217 is about 991.5729927746. The cubic root of 983217 is about 99.4374074990.

The spelling of 983217 in words is "nine hundred eighty-three thousand, two hundred seventeen".