6557441 has 8 divisors (see below), whose sum is σ = 7179168. Its totient is φ = 5940000.

The previous prime is 6557429. The next prime is 6557459. The reversal of 6557441 is 1447556.

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

It is not a de Polignac number, because 6557441 - 2¹⁴ = 6541057 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6557398 and 6557407.

It is not an unprimeable number, because it can be changed into a prime (6557401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2741 + ... + 4541.

It is an arithmetic number, because the mean of its divisors is an integer number (897396).

Almost surely, 2^6557441 is an apocalyptic number.

It is an amenable number.

6557441 is a deficient number, since it is larger than the sum of its proper divisors (621727).

6557441 is a wasteful number, since it uses less digits than its factorization.

6557441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2143.

The product of its digits is 16800, while the sum is 32.

The square root of 6557441 is about 2560.7500854242. The cubic root of 6557441 is about 187.1736878455.

The spelling of 6557441 in words is "six million, five hundred fifty-seven thousand, four hundred forty-one".