5538889 has 8 divisors (see below), whose sum is σ = 5902848. Its totient is φ = 5179200.

The previous prime is 5538887. The next prime is 5538893. The reversal of 5538889 is 9888355.

5538889 = 387² + 388² + ... + 420².

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 5538889 - 2¹ = 5538887 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5538887) 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, 1864 + ... + 3814.

It is an arithmetic number, because the mean of its divisors is an integer number (737856).

Almost surely, 2^5538889 is an apocalyptic number.

It is an amenable number.

5538889 is a deficient number, since it is larger than the sum of its proper divisors (363959).

5538889 is a wasteful number, since it uses less digits than its factorization.

5538889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2135.

The product of its digits is 345600, while the sum is 46.

The square root of 5538889 is about 2353.4844380195. The cubic root of 5538889 is about 176.9324755465.

The spelling of 5538889 in words is "five million, five hundred thirty-eight thousand, eight hundred eighty-nine".