5610989 has 4 divisors (see below), whose sum is σ = 5616156. Its totient is φ = 5605824.

The previous prime is 5610977. The next prime is 5610991. The reversal of 5610989 is 9890165.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 168100 + 5442889 = 410^2 + 2333^2 .

It is a cyclic number.

It is not a de Polignac number, because 5610989 - 2¹² = 5606893 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5610929) 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, 254 + ... + 3359.

It is an arithmetic number, because the mean of its divisors is an integer number (1404039).

Almost surely, 2^5610989 is an apocalyptic number.

It is an amenable number.

5610989 is a deficient number, since it is larger than the sum of its proper divisors (5167).

5610989 is a wasteful number, since it uses less digits than its factorization.

5610989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5166.

The product of its (nonzero) digits is 19440, while the sum is 38.

The square root of 5610989 is about 2368.7526253284. The cubic root of 5610989 is about 177.6968813221.

The spelling of 5610989 in words is "five million, six hundred ten thousand, nine hundred eighty-nine".