983965 has 8 divisors (see below), whose sum is σ = 1195488. Its totient is φ = 777360.

The previous prime is 983951. The next prime is 983987. The reversal of 983965 is 569389.

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

It is not a de Polignac number, because 983965 - 2¹⁷ = 852893 is a prime.

It is a Duffinian number.

983965 is a lucky number.

It is a congruent number.

It is an unprimeable number.

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, 771 + ... + 1600.

It is an arithmetic number, because the mean of its divisors is an integer number (149436).

2⁹⁸³⁹⁶⁵ is an apocalyptic number.

It is an amenable number.

983965 is a deficient number, since it is larger than the sum of its proper divisors (211523).

983965 is a wasteful number, since it uses less digits than its factorization.

983965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2459.

The product of its digits is 58320, while the sum is 40.

The square root of 983965 is about 991.9500995514. The cubic root of 983965 is about 99.4626173720.

The spelling of 983965 in words is "nine hundred eighty-three thousand, nine hundred sixty-five".