2289546 has 48 divisors (see below), whose sum is σ = 5888064. Its totient is φ = 653184.

The previous prime is 2289503. The next prime is 2289571. The reversal of 2289546 is 6459822.

It is a happy number.

It is a super-2 number, since 2×2289546² = 10484041772232, which contains 22 as substring.

It is a d-powerful number, because it can be written as 2¹¹ + 2¹⁷ + 8⁷ + 9⁵ + 5³ + 4³ + 6² .

It is a self number, because there is not a number n which added to its sum of digits gives 2289546.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3066 + ... + 3738.

It is an arithmetic number, because the mean of its divisors is an integer number (122668).

2^2289546 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2289546, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2944032).

2289546 is an abundant number, since it is smaller than the sum of its proper divisors (3598518).

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

2289546 is an equidigital number, since it uses as much as digits as its factorization.

2289546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 697 (or 685 counting only the distinct ones).

The product of its digits is 34560, while the sum is 36.

The square root of 2289546 is about 1513.1245817843. The cubic root of 2289546 is about 131.8003179194.

The spelling of 2289546 in words is "two million, two hundred eighty-nine thousand, five hundred forty-six".