110728 has 8 divisors (see below), whose sum is σ = 207630. Its totient is φ = 55360.

The previous prime is 110711. The next prime is 110729. The reversal of 110728 is 827011.

It can be written as a sum of positive squares in only one way, i.e., 101124 + 9604 = 318^2 + 98^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (19) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110729) by changing a digit.

110728 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6913 + ... + 6928.

2¹¹⁰⁷²⁸ is an apocalyptic number.

It is an amenable number.

110728 is a deficient number, since it is larger than the sum of its proper divisors (96902).

110728 is a wasteful number, since it uses less digits than its factorization.

110728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13847 (or 13843 counting only the distinct ones).

The product of its (nonzero) digits is 112, while the sum is 19.

The square root of 110728 is about 332.7581704481. The cubic root of 110728 is about 48.0196678660.

Adding to 110728 its reverse (827011), we get a palindrome (937739).

It can be divided in two parts, 110 and 728, that added together give a palindrome (838).

The spelling of 110728 in words is "one hundred ten thousand, seven hundred twenty-eight".