5617489 has 4 divisors (see below), whose sum is σ = 5627556. Its totient is φ = 5607424.

The previous prime is 5617459. The next prime is 5617499. The reversal of 5617489 is 9847165.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4695889 + 921600 = 2167^2 + 960^2 .

It is a 3-Lehmer number, since φ(5617489) divides (5617489-1)³.

It is a cyclic number.

It is not a de Polignac number, because 5617489 - 2⁵ = 5617457 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5617459) by changing a digit.

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, 4144 + ... + 5329.

It is an arithmetic number, because the mean of its divisors is an integer number (1406889).

Almost surely, 2^5617489 is an apocalyptic number.

It is an amenable number.

5617489 is a deficient number, since it is larger than the sum of its proper divisors (10067).

5617489 is an equidigital number, since it uses as much as digits as its factorization.

5617489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10066.

The product of its digits is 60480, while the sum is 40.

The square root of 5617489 is about 2370.1242583460. The cubic root of 5617489 is about 177.7654719636.

The spelling of 5617489 in words is "five million, six hundred seventeen thousand, four hundred eighty-nine".