11042422 has 4 divisors (see below), whose sum is σ = 16563636. Its totient is φ = 5521210.

The previous prime is 11042413. The next prime is 11042429. The reversal of 11042422 is 22424011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22424011 = 23 ⋅974957.

It is a junction number, because it is equal to n+sod(n) for n = 11042396 and 11042405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11042429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2760604 + ... + 2760607.

It is an arithmetic number, because the mean of its divisors is an integer number (4140909).

Almost surely, 2^11042422 is an apocalyptic number.

11042422 is a deficient number, since it is larger than the sum of its proper divisors (5521214).

11042422 is an equidigital number, since it uses as much as digits as its factorization.

11042422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5521213.

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 11042422 is about 3323.0139933500. The cubic root of 11042422 is about 222.6835383290.

Adding to 11042422 its reverse (22424011), we get a palindrome (33466433).

The spelling of 11042422 in words is "eleven million, forty-two thousand, four hundred twenty-two".