11222604 has 24 divisors (see below), whose sum is σ = 29095920. Its totient is φ = 3740832.

The previous prime is 11222599. The next prime is 11222621. The reversal of 11222604 is 40622211.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51849 + ... + 52064.

It is an arithmetic number, because the mean of its divisors is an integer number (1212330).

Almost surely, 2^11222604 is an apocalyptic number.

It is an amenable number.

11222604 is an abundant number, since it is smaller than the sum of its proper divisors (17873316).

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

11222604 is a wasteful number, since it uses less digits than its factorization.

11222604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103926 (or 103918 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 11222604 is about 3350.0155223521. The cubic root of 11222604 is about 223.8882042048. Note that the first 3 decimals are identical.

Adding to 11222604 its reverse (40622211), we get a palindrome (51844815).

The spelling of 11222604 in words is "eleven million, two hundred twenty-two thousand, six hundred four".