983679 has 8 divisors (see below), whose sum is σ = 1322112. Its totient is φ = 650520.

The previous prime is 983659. The next prime is 983699. The reversal of 983679 is 976389.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (983659) and next prime (983699).

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

It is not a de Polignac number, because 983679 - 2¹⁶ = 918143 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 983679.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 983679.

It is not an unprimeable number, because it can be changed into a prime (983659) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 859 + ... + 1644.

It is an arithmetic number, because the mean of its divisors is an integer number (165264).

2⁹⁸³⁶⁷⁹ is an apocalyptic number.

983679 is a deficient number, since it is larger than the sum of its proper divisors (338433).

983679 is a wasteful number, since it uses less digits than its factorization.

983679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2637.

The product of its digits is 81648, while the sum is 42.

The square root of 983679 is about 991.8059285969. The cubic root of 983679 is about 99.4529798120.

The spelling of 983679 in words is "nine hundred eighty-three thousand, six hundred seventy-nine".