1122384 has 40 divisors (see below), whose sum is σ = 2951200. Its totient is φ = 367488.

The previous prime is 1122371. The next prime is 1122389. The reversal of 1122384 is 4832211.

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 1122384.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122389) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3042 + ... + 3390.

It is an arithmetic number, because the mean of its divisors is an integer number (73780).

2^1122384 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1122384, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1475600).

1122384 is an abundant number, since it is smaller than the sum of its proper divisors (1828816).

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

1122384 is a wasteful number, since it uses less digits than its factorization.

1122384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 427 (or 421 counting only the distinct ones).

The product of its digits is 384, while the sum is 21.

The square root of 1122384 is about 1059.4262598218. The cubic root of 1122384 is about 103.9235137822.

Adding to 1122384 its reverse (4832211), we get a palindrome (5954595).

The spelling of 1122384 in words is "one million, one hundred twenty-two thousand, three hundred eighty-four".