2259756 has 36 divisors (see below), whose sum is σ = 5855304. Its totient is φ = 734400.

The previous prime is 2259739. The next prime is 2259769. The reversal of 2259756 is 6579522.

2259756 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 2259756.

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, 711 + ... + 2241.

2^2259756 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 2259756, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2927652).

2259756 is an abundant number, since it is smaller than the sum of its proper divisors (3595548).

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

2259756 is a wasteful number, since it uses less digits than its factorization.

2259756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1582 (or 1577 counting only the distinct ones).

The product of its digits is 37800, while the sum is 36.

The square root of 2259756 is about 1503.2484824539. The cubic root of 2259756 is about 131.2261888778.

The spelling of 2259756 in words is "two million, two hundred fifty-nine thousand, seven hundred fifty-six".