2253686 has 4 divisors (see below), whose sum is σ = 3380532. Its totient is φ = 1126842.

The previous prime is 2253683. The next prime is 2253703. The reversal of 2253686 is 6863522.

2253686 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 is a d-powerful number, because it can be written as 2⁵ + 2¹¹ + 5 + 3¹² + 6⁵ + 8⁵ + 6⁸ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2253683) 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 as a sum of consecutive naturals, namely, 563420 + ... + 563423.

It is an arithmetic number, because the mean of its divisors is an integer number (845133).

2^2253686 is an apocalyptic number.

2253686 is a deficient number, since it is larger than the sum of its proper divisors (1126846).

2253686 is a wasteful number, since it uses less digits than its factorization.

2253686 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1126845.

The product of its digits is 17280, while the sum is 32.

The square root of 2253686 is about 1501.2281638712. The cubic root of 2253686 is about 131.1085866176.

It can be divided in two parts, 22536 and 86, that added together give a palindrome (22622).

The spelling of 2253686 in words is "two million, two hundred fifty-three thousand, six hundred eighty-six".