113428000 has 96 divisors (see below), whose sum is σ = 318584448. Its totient is φ = 38880000.

The previous prime is 113427991. The next prime is 113428001. The reversal of 113428000 is 824311.

It is a super-2 number, since 2×113428000² = 25731822368000000, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (113428001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25975 + ... + 30025.

It is an arithmetic number, because the mean of its divisors is an integer number (3318588).

Almost surely, 2^113428000 is an apocalyptic number.

113428000 is a gapful number since it is divisible by the number (10) 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 113428000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (159292224).

113428000 is an abundant number, since it is smaller than the sum of its proper divisors (205156448).

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

113428000 is an equidigital number, since it uses as much as digits as its factorization.

113428000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4083 (or 4065 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 113428000 is about 10650.2582128322. The cubic root of 113428000 is about 484.0684282733.

The spelling of 113428000 in words is "one hundred thirteen million, four hundred twenty-eight thousand".