2239968 has 24 divisors (see below), whose sum is σ = 5880168. Its totient is φ = 746624.

The previous prime is 2239961. The next prime is 2239987. The reversal of 2239968 is 8699322.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2239961) 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, 11571 + ... + 11762.

It is an arithmetic number, because the mean of its divisors is an integer number (245007).

2^2239968 is an apocalyptic number.

It is an amenable number.

2239968 is an abundant number, since it is smaller than the sum of its proper divisors (3640200).

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

2239968 is a wasteful number, since it uses less digits than its factorization.

2239968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23346 (or 23338 counting only the distinct ones).

The product of its digits is 46656, while the sum is 39.

The square root of 2239968 is about 1496.6522642217. The cubic root of 2239968 is about 130.8420293443.

The spelling of 2239968 in words is "two million, two hundred thirty-nine thousand, nine hundred sixty-eight".