2184256 has 14 divisors (see below), whose sum is σ = 4334510. Its totient is φ = 1092096.

The previous prime is 2184223. The next prime is 2184257. The reversal of 2184256 is 6524812.

It can be written as a sum of positive squares in only one way, i.e., 1478656 + 705600 = 1216^2 + 840^2 .

It is not an unprimeable number, because it can be changed into a prime (2184257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17001 + ... + 17128.

2^2184256 is an apocalyptic number.

It is an amenable number.

2184256 is a deficient number, since it is larger than the sum of its proper divisors (2150254).

2184256 is an equidigital number, since it uses as much as digits as its factorization.

2184256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34141 (or 34131 counting only the distinct ones).

The product of its digits is 3840, while the sum is 28.

The square root of 2184256 is about 1477.9228667288. The cubic root of 2184256 is about 129.7481514631.

The spelling of 2184256 in words is "two million, one hundred eighty-four thousand, two hundred fifty-six".