113351728 has 80 divisors (see below), whose sum is σ = 265697280. Its totient is φ = 45796608.

The previous prime is 113351687. The next prime is 113351729. The reversal of 113351728 is 827153311.

It is a super-2 number, since 2×113351728² = 25697228481171968, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 113351728.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113351729) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 203226 + ... + 203782.

It is an arithmetic number, because the mean of its divisors is an integer number (3321216).

Almost surely, 2^113351728 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 113351728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (132848640).

113351728 is an abundant number, since it is smaller than the sum of its proper divisors (152345552).

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

113351728 is a wasteful number, since it uses less digits than its factorization.

113351728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 674 (or 668 counting only the distinct ones).

The product of its digits is 5040, while the sum is 31.

The square root of 113351728 is about 10646.6768524268. The cubic root of 113351728 is about 483.9599037886.

The spelling of 113351728 in words is "one hundred thirteen million, three hundred fifty-one thousand, seven hundred twenty-eight".