5657889 has 8 divisors (see below), whose sum is σ = 7987680. Its totient is φ = 3550016.

The previous prime is 5657887. The next prime is 5657921. The reversal of 5657889 is 9887565.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5657889 - 2¹ = 5657887 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5657881) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55419 + ... + 55520.

It is an arithmetic number, because the mean of its divisors is an integer number (998460).

Almost surely, 2^5657889 is an apocalyptic number.

It is an amenable number.

5657889 is a deficient number, since it is larger than the sum of its proper divisors (2329791).

5657889 is a wasteful number, since it uses less digits than its factorization.

5657889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110959.

The product of its digits is 604800, while the sum is 48.

The square root of 5657889 is about 2378.6317495569. The cubic root of 5657889 is about 178.1906071653.

The spelling of 5657889 in words is "five million, six hundred fifty-seven thousand, eight hundred eighty-nine".