5555771 has 16 divisors (see below), whose sum is σ = 6397440. Its totient is φ = 4782240.

The previous prime is 5555747. The next prime is 5555777. The reversal of 5555771 is 1775555.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5555771 is a prime.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5555777) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20366 + ... + 20636.

It is an arithmetic number, because the mean of its divisors is an integer number (399840).

Almost surely, 2^5555771 is an apocalyptic number.

5555771 is a deficient number, since it is larger than the sum of its proper divisors (841669).

5555771 is a wasteful number, since it uses less digits than its factorization.

5555771 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 386.

The product of its digits is 30625, while the sum is 35.

The square root of 5555771 is about 2357.0683061804. The cubic root of 5555771 is about 177.1120509397.

The spelling of 5555771 in words is "five million, five hundred fifty-five thousand, seven hundred seventy-one".