113224236 has 48 divisors (see below), whose sum is σ = 274713600. Its totient is φ = 36251712.

The previous prime is 113224219. The next prime is 113224261. The reversal of 113224236 is 632422311.

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

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 76875 + ... + 78333.

It is an arithmetic number, because the mean of its divisors is an integer number (5723200).

Almost surely, 2^113224236 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 113224236, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (137356800).

113224236 is an abundant number, since it is smaller than the sum of its proper divisors (161489364).

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

113224236 is a wasteful number, since it uses less digits than its factorization.

113224236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1718 (or 1716 counting only the distinct ones).

The product of its digits is 1728, while the sum is 24.

The square root of 113224236 is about 10640.6877597268. The cubic root of 113224236 is about 483.7783915926.

Adding to 113224236 its reverse (632422311), we get a palindrome (745646547).

The spelling of 113224236 in words is "one hundred thirteen million, two hundred twenty-four thousand, two hundred thirty-six".