2989566 has 24 divisors (see below), whose sum is σ = 6510504. Its totient is φ = 991440.

The previous prime is 2989541. The next prime is 2989573. The reversal of 2989566 is 6659892.

2989566 is a `hidden beast` number, since 2 + 9 + 89 + 566 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5256 + ... + 5796.

It is an arithmetic number, because the mean of its divisors is an integer number (271271).

2^2989566 is an apocalyptic number.

2989566 is an abundant number, since it is smaller than the sum of its proper divisors (3520938).

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

2989566 is a wasteful number, since it uses less digits than its factorization.

2989566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 856 (or 853 counting only the distinct ones).

The product of its digits is 233280, while the sum is 45.

The square root of 2989566 is about 1729.0361476846. The cubic root of 2989566 is about 144.0575580090.

The spelling of 2989566 in words is "two million, nine hundred eighty-nine thousand, five hundred sixty-six".