5557842 has 32 divisors (see below), whose sum is σ = 13003200. Its totient is φ = 1754784.

The previous prime is 5557819. The next prime is 5557843. The reversal of 5557842 is 2487555.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 5557797 and 5557806.

It is not an unprimeable number, because it can be changed into a prime (5557843) 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 15 ways as a sum of consecutive naturals, for example, 1683 + ... + 3734.

It is an arithmetic number, because the mean of its divisors is an integer number (406350).

Almost surely, 2^5557842 is an apocalyptic number.

5557842 is an abundant number, since it is smaller than the sum of its proper divisors (7445358).

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

5557842 is a wasteful number, since it uses less digits than its factorization.

5557842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5447 (or 5441 counting only the distinct ones).

The product of its digits is 56000, while the sum is 36.

The square root of 5557842 is about 2357.5075821723. The cubic root of 5557842 is about 177.1340552958.

The spelling of 5557842 in words is "five million, five hundred fifty-seven thousand, eight hundred forty-two".