440112 has 40 divisors (see below), whose sum is σ = 1165104. Its totient is φ = 143104.

The previous prime is 440101. The next prime is 440131. The reversal of 440112 is 211044.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2458 + ... + 2630.

2⁴⁴⁰¹¹² 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 440112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (582552).

440112 is an abundant number, since it is smaller than the sum of its proper divisors (724992).

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

440112 is a wasteful number, since it uses less digits than its factorization.

440112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237 (or 231 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 440112 is about 663.4093758759. The cubic root of 440112 is about 76.0655021628.

Adding to 440112 its reverse (211044), we get a palindrome (651156).

The spelling of 440112 in words is "four hundred forty thousand, one hundred twelve", and thus it is an iban number.