983506 has 16 divisors (see below), whose sum is σ = 1578240. Its totient is φ = 458640.

The previous prime is 983491. The next prime is 983513. The reversal of 983506 is 605389.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1525 + ... + 2071.

It is an arithmetic number, because the mean of its divisors is an integer number (98640).

2⁹⁸³⁵⁰⁶ is an apocalyptic number.

983506 is a deficient number, since it is larger than the sum of its proper divisors (594734).

983506 is a wasteful number, since it uses less digits than its factorization.

983506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 609.

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 983506 is about 991.7187101190. The cubic root of 983506 is about 99.4471491924.

The spelling of 983506 in words is "nine hundred eighty-three thousand, five hundred six".