983604 has 12 divisors (see below), whose sum is σ = 2295104. Its totient is φ = 327864.

The previous prime is 983597. The next prime is 983617. The reversal of 983604 is 406389.

It is a tau number, because it is divible by the number of its divisors (12).

It is a plaindrome in base 15.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40972 + ... + 40995.

2⁹⁸³⁶⁰⁴ is an apocalyptic number.

It is an amenable number.

983604 is an abundant number, since it is smaller than the sum of its proper divisors (1311500).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

983604 is a wasteful number, since it uses less digits than its factorization.

983604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81974 (or 81972 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 983604 is about 991.7681180599. The cubic root of 983604 is about 99.4504521707.

The spelling of 983604 in words is "nine hundred eighty-three thousand, six hundred four".