11442422 has 4 divisors (see below), whose sum is σ = 17163636. Its totient is φ = 5721210.

The previous prime is 11442419. The next prime is 11442449. The reversal of 11442422 is 22424411.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22424411 = 17 ⋅1319083.

It is a junction number, because it is equal to n+sod(n) for n = 11442394 and 11442403.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2860604 + ... + 2860607.

It is an arithmetic number, because the mean of its divisors is an integer number (4290909).

Almost surely, 2^11442422 is an apocalyptic number.

11442422 is a deficient number, since it is larger than the sum of its proper divisors (5721214).

11442422 is an equidigital number, since it uses as much as digits as its factorization.

11442422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5721213.

The product of its digits is 512, while the sum is 20.

The square root of 11442422 is about 3382.6649257649. The cubic root of 11442422 is about 225.3405345512.

Adding to 11442422 its reverse (22424411), we get a palindrome (33866833).

The spelling of 11442422 in words is "eleven million, four hundred forty-two thousand, four hundred twenty-two".