1022382 has 20 divisors (see below), whose sum is σ = 2291256. Its totient is φ = 340740.

The previous prime is 1022381. The next prime is 1022383. The reversal of 1022382 is 2832201.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1022381) and next prime (1022383).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1022381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 2994 + ... + 3317.

2^1022382 is an apocalyptic number.

1022382 is an abundant number, since it is smaller than the sum of its proper divisors (1268874).

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

1022382 is an equidigital number, since it uses as much as digits as its factorization.

1022382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6325 (or 6316 counting only the distinct ones).

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

The square root of 1022382 is about 1011.1290718795. The cubic root of 1022382 is about 100.7405687079.

Adding to 1022382 its reverse (2832201), we get a palindrome (3854583).

The spelling of 1022382 in words is "one million, twenty-two thousand, three hundred eighty-two".