5557643 has 16 divisors (see below), whose sum is σ = 6901440. Its totient is φ = 4358016.

The previous prime is 5557631. The next prime is 5557661. The reversal of 5557643 is 3467555.

It is not a de Polignac number, because 5557643 - 2⁴ = 5557627 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5557613) 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, 14093 + ... + 14481.

It is an arithmetic number, because the mean of its divisors is an integer number (431340).

Almost surely, 2^5557643 is an apocalyptic number.

5557643 is a deficient number, since it is larger than the sum of its proper divisors (1343797).

5557643 is a wasteful number, since it uses less digits than its factorization.

5557643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 566.

The product of its digits is 63000, while the sum is 35.

The square root of 5557643 is about 2357.4653762039. The cubic root of 5557643 is about 177.1319411600.

The spelling of 5557643 in words is "five million, five hundred fifty-seven thousand, six hundred forty-three".