2275756 has 36 divisors (see below), whose sum is σ = 4912488. Its totient is φ = 916608.

The previous prime is 2275747. The next prime is 2275769. The reversal of 2275756 is 6575722.

It is a happy number.

2275756 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (34).

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 11 ways as a sum of consecutive naturals, for example, 2991 + ... + 3673.

It is an arithmetic number, because the mean of its divisors is an integer number (136458).

2^2275756 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2275756, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2456244).

2275756 is an abundant number, since it is smaller than the sum of its proper divisors (2636732).

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

2275756 is a wasteful number, since it uses less digits than its factorization.

2275756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 718 (or 709 counting only the distinct ones).

The product of its digits is 29400, while the sum is 34.

The square root of 2275756 is about 1508.5609036429. The cubic root of 2275756 is about 131.5351725372.

Subtracting from 2275756 its sum of digits (34), we obtain a palindrome (2275722).

The spelling of 2275756 in words is "two million, two hundred seventy-five thousand, seven hundred fifty-six".