28346112 has 90 divisors (see below), whose sum is σ = 84584808. Its totient is φ = 9441792.

The previous prime is 28346099. The next prime is 28346113. The reversal of 28346112 is 21164382.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a nude number because it is divisible by every one of its digits and also a Zuckerman number because it is divisible by the product of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28346113) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 20053 + ... + 21419.

Almost surely, 2^28346112 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 28346112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42292404).

28346112 is an abundant number, since it is smaller than the sum of its proper divisors (56238696).

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

28346112 is an equidigital number, since it uses as much as digits as its factorization.

28346112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1395 (or 1372 counting only the distinct ones).

The product of its digits is 2304, while the sum is 27.

The square root of 28346112 is about 5324.1066856328. The cubic root of 28346112 is about 304.9049672572.

The spelling of 28346112 in words is "twenty-eight million, three hundred forty-six thousand, one hundred twelve".