5669989 has 8 divisors (see below), whose sum is σ = 6193152. Its totient is φ = 5159280.

The previous prime is 5669977. The next prime is 5670031. The reversal of 5669989 is 9899665.

It is a happy number.

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 5669989 - 2⁷ = 5669861 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5669929) 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, 2149 + ... + 3994.

It is an arithmetic number, because the mean of its divisors is an integer number (774144).

Almost surely, 2^5669989 is an apocalyptic number.

It is an amenable number.

5669989 is a deficient number, since it is larger than the sum of its proper divisors (523163).

5669989 is a wasteful number, since it uses less digits than its factorization.

5669989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6227.

The product of its digits is 1049760, while the sum is 52.

The square root of 5669989 is about 2381.1738701741. The cubic root of 5669989 is about 178.3175432686.

The spelling of 5669989 in words is "five million, six hundred sixty-nine thousand, nine hundred eighty-nine".