289322 has 8 divisors (see below), whose sum is σ = 473472. Its totient is φ = 131500.

The previous prime is 289319. The next prime is 289343. The reversal of 289322 is 223982.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a d-powerful number, because it can be written as 2⁷ + 8⁴ + 3⁸ + 9 + 2¹⁴ + 2¹⁸ .

It is a junction number, because it is equal to n+sod(n) for n = 289291 and 289300.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 289322.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6554 + ... + 6597.

It is an arithmetic number, because the mean of its divisors is an integer number (59184).

2²⁸⁹³²² is an apocalyptic number.

289322 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

289322 is a deficient number, since it is larger than the sum of its proper divisors (184150).

289322 is a wasteful number, since it uses less digits than its factorization.

289322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13164.

The product of its digits is 1728, while the sum is 26.

The square root of 289322 is about 537.8866051502. The cubic root of 289322 is about 66.1394358511.

The spelling of 289322 in words is "two hundred eighty-nine thousand, three hundred twenty-two".