2399112 has 64 divisors (see below), whose sum is σ = 6912000. Its totient is φ = 770112.

The previous prime is 2399093. The next prime is 2399113. The reversal of 2399112 is 2119932.

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.

It is not an unprimeable number, because it can be changed into a prime (2399113) 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, 6073 + ... + 6455.

It is an arithmetic number, because the mean of its divisors is an integer number (108000).

2^2399112 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 2399112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3456000).

2399112 is an abundant number, since it is smaller than the sum of its proper divisors (4512888).

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

2399112 is a wasteful number, since it uses less digits than its factorization.

2399112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 427 (or 417 counting only the distinct ones).

The product of its digits is 972, while the sum is 27.

The square root of 2399112 is about 1548.9067111999. The cubic root of 2399112 is about 133.8700753000.

The spelling of 2399112 in words is "two million, three hundred ninety-nine thousand, one hundred twelve".