5555657 has 8 divisors (see below), whose sum is σ = 5875200. Its totient is φ = 5238864.

The previous prime is 5555653. The next prime is 5555677. The reversal of 5555657 is 7565555.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5555657 - 2² = 5555653 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5555657.

It is not an unprimeable number, because it can be changed into a prime (5555653) 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, 4568 + ... + 5654.

It is an arithmetic number, because the mean of its divisors is an integer number (734400).

Almost surely, 2^5555657 is an apocalyptic number.

It is an amenable number.

5555657 is a deficient number, since it is larger than the sum of its proper divisors (319543).

5555657 is a wasteful number, since it uses less digits than its factorization.

5555657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1375.

The product of its digits is 131250, while the sum is 38.

The square root of 5555657 is about 2357.0441234733. The cubic root of 5555657 is about 177.1108395320.

The spelling of 5555657 in words is "five million, five hundred fifty-five thousand, six hundred fifty-seven".