991482 has 8 divisors (see below), whose sum is σ = 1982976. Its totient is φ = 330492.

The previous prime is 991453. The next prime is 991483. The reversal of 991482 is 284199.

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

991482 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (991483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 82618 + ... + 82629.

It is an arithmetic number, because the mean of its divisors is an integer number (247872).

2⁹⁹¹⁴⁸² is an apocalyptic number.

991482 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

991482 is a wasteful number, since it uses less digits than its factorization.

991482 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165252.

The product of its digits is 5184, while the sum is 33.

The square root of 991482 is about 995.7318916255. The cubic root of 991482 is about 99.7152566485.

The spelling of 991482 in words is "nine hundred ninety-one thousand, four hundred eighty-two".