1984112 has 20 divisors (see below), whose sum is σ = 4140360. Its totient is φ = 915648.

The previous prime is 1984109. The next prime is 1984117. The reversal of 1984112 is 2114891.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1984117) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4562 + ... + 4977.

It is an arithmetic number, because the mean of its divisors is an integer number (207018).

2^1984112 is an apocalyptic number.

It is an amenable number.

1984112 is an abundant number, since it is smaller than the sum of its proper divisors (2156248).

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

1984112 is a wasteful number, since it uses less digits than its factorization.

1984112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9560 (or 9554 counting only the distinct ones).

The product of its digits is 576, while the sum is 26.

The square root of 1984112 is about 1408.5851057000. The cubic root of 1984112 is about 125.6575905312.

The spelling of 1984112 in words is "one million, nine hundred eighty-four thousand, one hundred twelve".