6604947 has 6 divisors (see below), whose sum is σ = 9540492. Its totient is φ = 4403292.

The previous prime is 6604943. The next prime is 6604973. The reversal of 6604947 is 7494066.

6604947 is a `hidden beast` number, since 6 + 604 + 9 + 47 = 666.

It is not a de Polignac number, because 6604947 - 2² = 6604943 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6604943) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 366933 + ... + 366950.

It is an arithmetic number, because the mean of its divisors is an integer number (1590082).

Almost surely, 2^6604947 is an apocalyptic number.

6604947 is a deficient number, since it is larger than the sum of its proper divisors (2935545).

6604947 is a wasteful number, since it uses less digits than its factorization.

6604947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 733889 (or 733886 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The square root of 6604947 is about 2570.0091439526. The cubic root of 6604947 is about 187.6245998477.

The spelling of 6604947 in words is "six million, six hundred four thousand, nine hundred forty-seven".