2289516 has 12 divisors (see below), whose sum is σ = 5342232. Its totient is φ = 763168.

The previous prime is 2289503. The next prime is 2289571. The reversal of 2289516 is 6159822.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95385 + ... + 95408.

It is an arithmetic number, because the mean of its divisors is an integer number (445186).

2^2289516 is an apocalyptic number.

It is an amenable number.

2289516 is an abundant number, since it is smaller than the sum of its proper divisors (3052716).

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

2289516 is a wasteful number, since it uses less digits than its factorization.

2289516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190800 (or 190798 counting only the distinct ones).

The product of its digits is 8640, while the sum is 33.

The square root of 2289516 is about 1513.1146684901. The cubic root of 2289516 is about 131.7997422555.

The spelling of 2289516 in words is "two million, two hundred eighty-nine thousand, five hundred sixteen".