491322 has 16 divisors (see below), whose sum is σ = 1058400. Its totient is φ = 151152.

The previous prime is 491299. The next prime is 491327. The reversal of 491322 is 223194.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 491322.

It is not an unprimeable number, because it can be changed into a prime (491327) by changing a digit.

491322 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3072 + ... + 3227.

It is an arithmetic number, because the mean of its divisors is an integer number (66150).

2⁴⁹¹³²² is an apocalyptic number.

491322 is an abundant number, since it is smaller than the sum of its proper divisors (567078).

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

491322 is a wasteful number, since it uses less digits than its factorization.

491322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6317.

The product of its digits is 432, while the sum is 21.

The square root of 491322 is about 700.9436496609. The cubic root of 491322 is about 78.9081879503.

The spelling of 491322 in words is "four hundred ninety-one thousand, three hundred twenty-two".