2239856 has 10 divisors (see below), whose sum is σ = 4339752. Its totient is φ = 1119920.

The previous prime is 2239847. The next prime is 2239883. The reversal of 2239856 is 6589322.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69980 + ... + 70011.

2^2239856 is an apocalyptic number.

It is an amenable number.

2239856 is a deficient number, since it is larger than the sum of its proper divisors (2099896).

2239856 is a wasteful number, since it uses less digits than its factorization.

2239856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139999 (or 139993 counting only the distinct ones).

The product of its digits is 25920, while the sum is 35.

The square root of 2239856 is about 1496.6148469129. The cubic root of 2239856 is about 130.8398485763.

The spelling of 2239856 in words is "two million, two hundred thirty-nine thousand, eight hundred fifty-six".