2239056 has 80 divisors (see below), whose sum is σ = 6606720. Its totient is φ = 725760.

The previous prime is 2239049. The next prime is 2239057. The reversal of 2239056 is 6509322.

It is a super-2 number, since 2×2239056² = 10026743542272, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2239057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30636 + ... + 30708.

It is an arithmetic number, because the mean of its divisors is an integer number (82584).

2^2239056 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 2239056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3303360).

2239056 is an abundant number, since it is smaller than the sum of its proper divisors (4367664).

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

2239056 is a wasteful number, since it uses less digits than its factorization.

2239056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161 (or 149 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 2239056 is about 1496.3475532108. The cubic root of 2239056 is about 130.8242695476.

2239056 divided by its sum of digits (27) gives a palindrome (82928).

The spelling of 2239056 in words is "two million, two hundred thirty-nine thousand, fifty-six".