2289508 has 12 divisors (see below), whose sum is σ = 4314940. Its totient is φ = 1056672.

The previous prime is 2289503. The next prime is 2289571. The reversal of 2289508 is 8059822.

It can be written as a sum of positive squares in 2 ways, for example, as 278784 + 2010724 = 528^2 + 1418^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2289503) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21963 + ... + 22066.

2^2289508 is an apocalyptic number.

It is an amenable number.

2289508 is a deficient number, since it is larger than the sum of its proper divisors (2025432).

2289508 is a wasteful number, since it uses less digits than its factorization.

2289508 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44046 (or 44044 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 34.

The square root of 2289508 is about 1513.1120249340. The cubic root of 2289508 is about 131.7995887443.

The spelling of 2289508 in words is "two million, two hundred eighty-nine thousand, five hundred eight".