308484 has 72 divisors (see below), whose sum is σ = 917280. Its totient is φ = 86400.

The previous prime is 308467. The next prime is 308489. The reversal of 308484 is 484803.

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 308484.

It is not an unprimeable number, because it can be changed into a prime (308489) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7504 + ... + 7544.

It is an arithmetic number, because the mean of its divisors is an integer number (12740).

2³⁰⁸⁴⁸⁴ 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 308484, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (458640).

308484 is an abundant number, since it is smaller than the sum of its proper divisors (608796).

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

308484 is a wasteful number, since it uses less digits than its factorization.

308484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81 (or 76 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

The square root of 308484 is about 555.4133595801. The cubic root of 308484 is about 67.5684901524.

The spelling of 308484 in words is "three hundred eight thousand, four hundred eighty-four".