308982 has 16 divisors (see below), whose sum is σ = 645120. Its totient is φ = 98472.

The previous prime is 308951. The next prime is 308989. The reversal of 308982 is 289803.

308982 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a plaindrome in base 8.

It is a zygodrome in base 8.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (308989) 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, 982 + ... + 1257.

It is an arithmetic number, because the mean of its divisors is an integer number (40320).

2³⁰⁸⁹⁸² is an apocalyptic number.

308982 is an abundant number, since it is smaller than the sum of its proper divisors (336138).

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

308982 is a wasteful number, since it uses less digits than its factorization.

308982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2267.

The product of its (nonzero) digits is 3456, while the sum is 30.

The square root of 308982 is about 555.8614935395. The cubic root of 308982 is about 67.6048302514.

The spelling of 308982 in words is "three hundred eight thousand, nine hundred eighty-two".