2225686 has 8 divisors (see below), whose sum is σ = 3357720. Its totient is φ = 1106448.

The previous prime is 2225683. The next prime is 2225689. The reversal of 2225686 is 6865222.

2225686 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2225683) and next prime (2225689).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2225681) 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, 2751 + ... + 3466.

It is an arithmetic number, because the mean of its divisors is an integer number (419715).

2^2225686 is an apocalyptic number.

2225686 is a deficient number, since it is larger than the sum of its proper divisors (1132034).

2225686 is a wasteful number, since it uses less digits than its factorization.

2225686 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6398.

The product of its digits is 11520, while the sum is 31.

The square root of 2225686 is about 1491.8733190187. The cubic root of 2225686 is about 130.5633539999.

The spelling of 2225686 in words is "two million, two hundred twenty-five thousand, six hundred eighty-six".