5558913 has 6 divisors (see below), whose sum is σ = 8029554. Its totient is φ = 3705936.

The previous prime is 5558879. The next prime is 5558933. The reversal of 5558913 is 3198555.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 5461569 + 97344 = 2337^2 + 312^2 .

It is not a de Polignac number, because 5558913 - 2¹⁰ = 5557889 is a prime.

5558913 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (5558933) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 308820 + ... + 308837.

It is an arithmetic number, because the mean of its divisors is an integer number (1338259).

Almost surely, 2^5558913 is an apocalyptic number.

It is an amenable number.

5558913 is a deficient number, since it is larger than the sum of its proper divisors (2470641).

5558913 is a wasteful number, since it uses less digits than its factorization.

5558913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 617663 (or 617660 counting only the distinct ones).

The product of its digits is 27000, while the sum is 36.

The square root of 5558913 is about 2357.7347179019. The cubic root of 5558913 is about 177.1454325167.

The spelling of 5558913 in words is "five million, five hundred fifty-eight thousand, nine hundred thirteen".