6605457 has 8 divisors (see below), whose sum is σ = 8832384. Its totient is φ = 4391088.

The previous prime is 6605441. The next prime is 6605471. The reversal of 6605457 is 7545066.

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

It is not a de Polignac number, because 6605457 - 2⁴ = 6605441 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (6605437) 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, 1833 + ... + 4070.

It is an arithmetic number, because the mean of its divisors is an integer number (1104048).

Almost surely, 2^6605457 is an apocalyptic number.

It is an amenable number.

6605457 is a deficient number, since it is larger than the sum of its proper divisors (2226927).

6605457 is a wasteful number, since it uses less digits than its factorization.

6605457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6279.

The product of its (nonzero) digits is 25200, while the sum is 33.

The square root of 6605457 is about 2570.1083634742. The cubic root of 6605457 is about 187.6294288586.

The spelling of 6605457 in words is "six million, six hundred five thousand, four hundred fifty-seven".