5556558 has 16 divisors (see below), whose sum is σ = 12700800. Its totient is φ = 1587576.

The previous prime is 5556557. The next prime is 5556559. The reversal of 5556558 is 8556555.

It is an interprime number because it is at equal distance from previous prime (5556557) and next prime (5556559).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5556557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66108 + ... + 66191.

It is an arithmetic number, because the mean of its divisors is an integer number (793800).

Almost surely, 2^5556558 is an apocalyptic number.

5556558 is an abundant number, since it is smaller than the sum of its proper divisors (7144242).

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

5556558 is a wasteful number, since it uses less digits than its factorization.

5556558 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132311.

The product of its digits is 150000, while the sum is 39.

The square root of 5556558 is about 2357.2352449427. The cubic root of 5556558 is about 177.1204134516.

The spelling of 5556558 in words is "five million, five hundred fifty-six thousand, five hundred fifty-eight".