6557056 has 32 divisors (see below), whose sum is σ = 14253480. Its totient is φ = 2979840.

The previous prime is 6557041. The next prime is 6557059. The reversal of 6557056 is 6507556.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6557059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 921 + ... + 3736.

Almost surely, 2^6557056 is an apocalyptic number.

It is an amenable number.

6557056 is an abundant number, since it is smaller than the sum of its proper divisors (7696424).

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

6557056 is a wasteful number, since it uses less digits than its factorization.

6557056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4682 (or 4670 counting only the distinct ones).

The product of its (nonzero) digits is 31500, while the sum is 34.

The square root of 6557056 is about 2560.6749110342. The cubic root of 6557056 is about 187.1700246645.

It can be divided in two parts, 65 and 57056, that added together give a square (57121 = 239²).

The spelling of 6557056 in words is "six million, five hundred fifty-seven thousand, fifty-six".