2239456 has 24 divisors (see below), whose sum is σ = 4505760. Its totient is φ = 1095168.

The previous prime is 2239453. The next prime is 2239459. The reversal of 2239456 is 6549322.

It is an interprime number because it is at equal distance from previous prime (2239453) and next prime (2239459).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2239453) 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, 760 + ... + 2248.

It is an arithmetic number, because the mean of its divisors is an integer number (187740).

2^2239456 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 2239456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2252880).

2239456 is an abundant number, since it is smaller than the sum of its proper divisors (2266304).

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

2239456 is a wasteful number, since it uses less digits than its factorization.

2239456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1546 (or 1538 counting only the distinct ones).

The product of its digits is 12960, while the sum is 31.

The square root of 2239456 is about 1496.4812060297. The cubic root of 2239456 is about 130.8320595257.

The spelling of 2239456 in words is "two million, two hundred thirty-nine thousand, four hundred fifty-six".