113442448 has 50 divisors (see below), whose sum is σ = 256498774. Its totient is φ = 48601728.

The previous prime is 113442421. The next prime is 113442467. The reversal of 113442448 is 844244311.

It can be written as a sum of positive squares in only one way, i.e., 107910544 + 5531904 = 10388^2 + 2352^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 36940 + ... + 39892.

Almost surely, 2^113442448 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 113442448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (128249387).

113442448 is an abundant number, since it is smaller than the sum of its proper divisors (143056326).

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

113442448 is an frugal number, since it uses more digits than its factorization.

113442448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2989 (or 2962 counting only the distinct ones).

The product of its digits is 12288, while the sum is 31.

The square root of 113442448 is about 10650.9364846477. The cubic root of 113442448 is about 484.0889802938.

Adding to 113442448 its reverse (844244311), we get a palindrome (957686759).

The spelling of 113442448 in words is "one hundred thirteen million, four hundred forty-two thousand, four hundred forty-eight".