983388 has 48 divisors (see below), whose sum is σ = 2741760. Its totient is φ = 268224.

The previous prime is 983377. The next prime is 983407. The reversal of 983388 is 883389.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

983388 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1678 + ... + 2186.

It is an arithmetic number, because the mean of its divisors is an integer number (57120).

2⁹⁸³³⁸⁸ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 983388, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1370880).

983388 is an abundant number, since it is smaller than the sum of its proper divisors (1758372).

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

983388 is a wasteful number, since it uses less digits than its factorization.

983388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 546 (or 544 counting only the distinct ones).

The product of its digits is 41472, while the sum is 39.

The square root of 983388 is about 991.6592156583. The cubic root of 983388 is about 99.4431718457.

Subtracting from 983388 its reverse (883389), we obtain a palindrome (99999).

It can be divided in two parts, 98338 and 8, that added together give a triangular number (98346 = T₄₄₃).

The spelling of 983388 in words is "nine hundred eighty-three thousand, three hundred eighty-eight".