111749228 has 48 divisors (see below), whose sum is σ = 213754464. Its totient is φ = 50918400.

The previous prime is 111749227. The next prime is 111749237. The reversal of 111749228 is 822947111.

It is not an unprimeable number, because it can be changed into a prime (111749227) 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, 363851 + ... + 364157.

It is an arithmetic number, because the mean of its divisors is an integer number (4453218).

Almost surely, 2^111749228 is an apocalyptic number.

It is an amenable number.

111749228 is a deficient number, since it is larger than the sum of its proper divisors (102005236).

111749228 is a wasteful number, since it uses less digits than its factorization.

111749228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 482 (or 480 counting only the distinct ones).

The product of its digits is 8064, while the sum is 35.

The square root of 111749228 is about 10571.1507415229. The cubic root of 111749228 is about 481.6684243553.

It can be divided in two parts, 11174 and 9228, that added together give a palindrome (20402).

The spelling of 111749228 in words is "one hundred eleven million, seven hundred forty-nine thousand, two hundred twenty-eight".