2259712 has 72 divisors (see below), whose sum is σ = 5608736. Its totient is φ = 884736.

The previous prime is 2259707. The next prime is 2259731. The reversal of 2259712 is 2179522.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23248 + ... + 23344.

2^2259712 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 2259712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2804368).

2259712 is an abundant number, since it is smaller than the sum of its proper divisors (3349024).

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

2259712 is an equidigital number, since it uses as much as digits as its factorization.

2259712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133 (or 119 counting only the distinct ones).

The product of its digits is 2520, while the sum is 28.

The square root of 2259712 is about 1503.2338474103. The cubic root of 2259712 is about 131.2253371649.

The spelling of 2259712 in words is "two million, two hundred fifty-nine thousand, seven hundred twelve".