5617665 has 24 divisors (see below), whose sum is σ = 10053888. Its totient is φ = 2898720.

The previous prime is 5617657. The next prime is 5617679. The reversal of 5617665 is 5667165.

It is a happy number.

5617665 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 5617665 - 2³ = 5617657 is a prime.

It is an Ulam number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 619 + ... + 3408.

It is an arithmetic number, because the mean of its divisors is an integer number (418912).

Almost surely, 2^5617665 is an apocalyptic number.

It is an amenable number.

5617665 is a deficient number, since it is larger than the sum of its proper divisors (4436223).

5617665 is a wasteful number, since it uses less digits than its factorization.

5617665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4069 (or 4066 counting only the distinct ones).

The product of its digits is 37800, while the sum is 36.

The square root of 5617665 is about 2370.1613869102. The cubic root of 5617665 is about 177.7673284512.

The spelling of 5617665 in words is "five million, six hundred seventeen thousand, six hundred sixty-five".