2236085 has 4 divisors (see below), whose sum is σ = 2683308. Its totient is φ = 1788864.

The previous prime is 2236081. The next prime is 2236097. The reversal of 2236085 is 5806322.

2236085 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 574564 + 1661521 = 758^2 + 1289^2 .

It is a cyclic number.

It is not a de Polignac number, because 2236085 - 2² = 2236081 is a prime.

It is a super-2 number, since 2×2236085² = 10000152254450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2236081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 223604 + ... + 223613.

It is an arithmetic number, because the mean of its divisors is an integer number (670827).

2^2236085 is an apocalyptic number.

It is an amenable number.

2236085 is a deficient number, since it is larger than the sum of its proper divisors (447223).

2236085 is an equidigital number, since it uses as much as digits as its factorization.

2236085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 447222.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 2236085 is about 1495.3544730264. The cubic root of 2236085 is about 130.7663804276.

The spelling of 2236085 in words is "two million, two hundred thirty-six thousand, eighty-five".