11225616 has 40 divisors (see below), whose sum is σ = 29310624. Its totient is φ = 3701760.

The previous prime is 11225609. The next prime is 11225653. The reversal of 11225616 is 61652211.

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 3451 + ... + 5861.

Almost surely, 2^11225616 is an apocalyptic number.

11225616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11225616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14655312).

11225616 is an abundant number, since it is smaller than the sum of its proper divisors (18085008).

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

11225616 is a wasteful number, since it uses less digits than its factorization.

11225616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2519 (or 2513 counting only the distinct ones).

The product of its digits is 720, while the sum is 24.

The square root of 11225616 is about 3350.4650423486. The cubic root of 11225616 is about 223.9082319675.

Adding to 11225616 its reverse (61652211), we get a palindrome (72877827).

The spelling of 11225616 in words is "eleven million, two hundred twenty-five thousand, six hundred sixteen".