983959 has 8 divisors (see below), whose sum is σ = 1022112. Its totient is φ = 946560.

The previous prime is 983951. The next prime is 983987. The reversal of 983959 is 959389.

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 983959 - 2³ = 983951 is a prime.

It is a Duffinian number.

983959 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (983951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4107 + ... + 4339.

It is an arithmetic number, because the mean of its divisors is an integer number (127764).

2⁹⁸³⁹⁵⁹ is an apocalyptic number.

983959 is a deficient number, since it is larger than the sum of its proper divisors (38153).

983959 is a wasteful number, since it uses less digits than its factorization.

983959 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 377.

The product of its digits is 87480, while the sum is 43.

The square root of 983959 is about 991.9470752011. The cubic root of 983959 is about 99.4624152046.

The spelling of 983959 in words is "nine hundred eighty-three thousand, nine hundred fifty-nine".