113302272 has 72 divisors (see below), whose sum is σ = 311342080. Its totient is φ = 36541440.

The previous prime is 113302271. The next prime is 113302279. The reversal of 113302272 is 272203311.

It is not an unprimeable number, because it can be changed into a prime (113302271) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21429 + ... + 26187.

Almost surely, 2^113302272 is an apocalyptic number.

113302272 is a gapful number since it is divisible by the number (12) 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 113302272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (155671040).

113302272 is an abundant number, since it is smaller than the sum of its proper divisors (198039808).

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

113302272 is an equidigital number, since it uses as much as digits as its factorization.

113302272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4809 (or 4795 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 21.

The square root of 113302272 is about 10644.3539963682. The cubic root of 113302272 is about 483.8895087353.

Adding to 113302272 its reverse (272203311), we get a palindrome (385505583).

The spelling of 113302272 in words is "one hundred thirteen million, three hundred two thousand, two hundred seventy-two".