322989 has 16 divisors (see below), whose sum is σ = 466944. Its totient is φ = 198000.

The previous prime is 322969. The next prime is 322997. The reversal of 322989 is 989223.

It is not a de Polignac number, because 322989 - 2¹¹ = 320941 is a prime.

It is a d-powerful number, because it can be written as 3¹¹ + 2¹³ + 9 + 2¹⁷ + 8 + 9⁴ .

It is a Curzon number.

322989 is a lucky number.

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 (322919) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2064 + ... + 2214.

It is an arithmetic number, because the mean of its divisors is an integer number (29184).

2³²²⁹⁸⁹ is an apocalyptic number.

It is an amenable number.

322989 is a deficient number, since it is larger than the sum of its proper divisors (143955).

322989 is a wasteful number, since it uses less digits than its factorization.

322989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208.

The product of its digits is 7776, while the sum is 33.

The square root of 322989 is about 568.3212119920. The cubic root of 322989 is about 68.6113414710.

The spelling of 322989 in words is "three hundred twenty-two thousand, nine hundred eighty-nine".