11222444 has 12 divisors (see below), whose sum is σ = 19698000. Its totient is φ = 5594448.

The previous prime is 11222429. The next prime is 11222447. The reversal of 11222444 is 44422211.

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

It is a plaindrome in base 10.

It is a zygodrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (11222447) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2624 + ... + 5415.

It is an arithmetic number, because the mean of its divisors is an integer number (1641500).

Almost surely, 2^11222444 is an apocalyptic number.

It is an amenable number.

11222444 is a deficient number, since it is larger than the sum of its proper divisors (8475556).

11222444 is a wasteful number, since it uses less digits than its factorization.

11222444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8392 (or 8390 counting only the distinct ones).

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

The square root of 11222444 is about 3349.9916417806. The cubic root of 11222444 is about 223.8871402128.

Adding to 11222444 its reverse (44422211), we get a palindrome (55644655).

The spelling of 11222444 in words is "eleven million, two hundred twenty-two thousand, four hundred forty-four".