2268786 has 64 divisors (see below), whose sum is σ = 5443200. Its totient is φ = 623616.

The previous prime is 2268779. The next prime is 2268793. The reversal of 2268786 is 6878622.

2268786 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 (2268779) and next prime (2268793).

It is a Harshad number since it is a multiple of its sum of digits (39).

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 38425 + ... + 38483.

It is an arithmetic number, because the mean of its divisors is an integer number (85050).

2^2268786 is an apocalyptic number.

2268786 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 2268786, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2721600).

2268786 is an abundant number, since it is smaller than the sum of its proper divisors (3174414).

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

2268786 is a wasteful number, since it uses less digits than its factorization.

2268786 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123.

The product of its digits is 64512, while the sum is 39.

The square root of 2268786 is about 1506.2489834021. The cubic root of 2268786 is about 131.4007501422.

The spelling of 2268786 in words is "two million, two hundred sixty-eight thousand, seven hundred eighty-six".