1122282 has 32 divisors (see below), whose sum is σ = 2851200. Its totient is φ = 320544.

The previous prime is 1122281. The next prime is 1122283. The reversal of 1122282 is 2822211.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1122281) and next prime (1122283).

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

It is not an unprimeable number, because it can be changed into a prime (1122281) 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, 1107 + ... + 1862.

It is an arithmetic number, because the mean of its divisors is an integer number (89100).

2^1122282 is an apocalyptic number.

1122282 is an abundant number, since it is smaller than the sum of its proper divisors (1728918).

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

1122282 is a wasteful number, since it uses less digits than its factorization.

1122282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2987 (or 2981 counting only the distinct ones).

The product of its digits is 128, while the sum is 18.

The square root of 1122282 is about 1059.3781194644. The cubic root of 1122282 is about 103.9203655668.

Adding to 1122282 its reverse (2822211), we get a palindrome (3944493).

The spelling of 1122282 in words is "one million, one hundred twenty-two thousand, two hundred eighty-two".