5558720 has 56 divisors (see below), whose sum is σ = 13716000. Its totient is φ = 2143232.

The previous prime is 5558717. The next prime is 5558753. The reversal of 5558720 is 278555.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8981 + ... + 9579.

Almost surely, 2^5558720 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 5558720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6858000).

5558720 is an abundant number, since it is smaller than the sum of its proper divisors (8157280).

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

5558720 is a wasteful number, since it uses less digits than its factorization.

5558720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 645 (or 635 counting only the distinct ones).

The product of its (nonzero) digits is 14000, while the sum is 32.

The square root of 5558720 is about 2357.6937884297. The cubic root of 5558720 is about 177.1433823878.

The spelling of 5558720 in words is "five million, five hundred fifty-eight thousand, seven hundred twenty".