5558864 has 40 divisors (see below), whose sum is σ = 11570688. Its totient is φ = 2577920.

The previous prime is 5558863. The next prime is 5558867. The reversal of 5558864 is 4688555.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5558863) 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, 29009 + ... + 29199.

Almost surely, 2^5558864 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5558864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5785344).

5558864 is an abundant number, since it is smaller than the sum of its proper divisors (6011824).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5558864 is a wasteful number, since it uses less digits than its factorization.

5558864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323 (or 317 counting only the distinct ones).

The product of its digits is 192000, while the sum is 41.

The square root of 5558864 is about 2357.7243265488. The cubic root of 5558864 is about 177.1449120221.

The spelling of 5558864 in words is "five million, five hundred fifty-eight thousand, eight hundred sixty-four".