11323422 has 48 divisors (see below), whose sum is σ = 27674640. Its totient is φ = 3429360.

The previous prime is 11323409. The next prime is 11323451. The reversal of 11323422 is 22432311.

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

It is a junction number, because it is equal to n+sod(n) for n = 11323395 and 11323404.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 5668 + ... + 7400.

It is an arithmetic number, because the mean of its divisors is an integer number (576555).

Almost surely, 2^11323422 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11323422, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13837320).

11323422 is an abundant number, since it is smaller than the sum of its proper divisors (16351218).

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

11323422 is a wasteful number, since it uses less digits than its factorization.

11323422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1766 (or 1749 counting only the distinct ones).

The product of its digits is 288, while the sum is 18.

The square root of 11323422 is about 3365.0292717895. The cubic root of 11323422 is about 224.5566380413.

Adding to 11323422 its reverse (22432311), we get a palindrome (33755733).

Subtracting 11323422 from its reverse (22432311), we obtain a square (11108889 = 3333²).

It can be divided in two parts, 1132 and 3422, that added together give a palindrome (4554).

The spelling of 11323422 in words is "eleven million, three hundred twenty-three thousand, four hundred twenty-two".