5558917 has 24 divisors (see below), whose sum is σ = 7120896. Its totient is φ = 4245696.

The previous prime is 5558879. The next prime is 5558933. The reversal of 5558917 is 7198555.

It is a de Polignac number, because none of the positive numbers 2^k-5558917 is a prime.

It is a Duffinian number.

5558917 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 5558917.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5558947) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 43708 + ... + 43834.

It is an arithmetic number, because the mean of its divisors is an integer number (296704).

Almost surely, 2^5558917 is an apocalyptic number.

It is an amenable number.

5558917 is a deficient number, since it is larger than the sum of its proper divisors (1561979).

5558917 is a wasteful number, since it uses less digits than its factorization.

5558917 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197 (or 184 counting only the distinct ones).

The product of its digits is 63000, while the sum is 40.

The square root of 5558917 is about 2357.7355661736. The cubic root of 5558917 is about 177.1454750059.

The spelling of 5558917 in words is "five million, five hundred fifty-eight thousand, nine hundred seventeen".