11222464 has 56 divisors (see below), whose sum is σ = 25603200. Its totient is φ = 4826880.

The previous prime is 11222447. The next prime is 11222489. The reversal of 11222464 is 46422211.

It is a happy number.

11222464 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12957 + ... + 13795.

It is an arithmetic number, because the mean of its divisors is an integer number (457200).

Almost surely, 2^11222464 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11222464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12801600).

11222464 is an abundant number, since it is smaller than the sum of its proper divisors (14380736).

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

11222464 is a wasteful number, since it uses less digits than its factorization.

11222464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 881 (or 871 counting only the distinct ones).

The product of its digits is 768, while the sum is 22.

The square root of 11222464 is about 3349.9946268614. The cubic root of 11222464 is about 223.8872732123.

Adding to 11222464 its reverse (46422211), we get a palindrome (57644675).

The spelling of 11222464 in words is "eleven million, two hundred twenty-two thousand, four hundred sixty-four".