321282 has 24 divisors (see below), whose sum is σ = 750204. Its totient is φ = 98784.

The previous prime is 321247. The next prime is 321289. The reversal of 321282 is 282123.

It is a happy number.

321282 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 314721 + 6561 = 561^2 + 81^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a d-powerful number, because it can be written as 3¹⁰ + 2⁴ + 2⁶ + 1 + 8 + 2¹⁸ .

It is a nialpdrome in base 13.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 321282.

It is not an unprimeable number, because it can be changed into a prime (321289) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 453 + ... + 920.

2³²¹²⁸² is an apocalyptic number.

321282 is an abundant number, since it is smaller than the sum of its proper divisors (428922).

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

321282 is a wasteful number, since it uses less digits than its factorization.

321282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1394 (or 1391 counting only the distinct ones).

The product of its digits is 192, while the sum is 18.

The square root of 321282 is about 566.8174309246. The cubic root of 321282 is about 68.4902573744.

The spelling of 321282 in words is "three hundred twenty-one thousand, two hundred eighty-two".