6664934 has 8 divisors (see below), whose sum is σ = 10523640. Its totient is φ = 3157056.

The previous prime is 6664891. The next prime is 6664937. The reversal of 6664934 is 4394666.

It is a happy number.

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

It is a Harshad number since it is a multiple of its sum of digits (38), and also a Moran number because the ratio is a prime number: 175393 = 6664934 / (6 + 6 + 6 + 4 + 9 + 3 + 4).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6664937) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87659 + ... + 87734.

It is an arithmetic number, because the mean of its divisors is an integer number (1315455).

Almost surely, 2^6664934 is an apocalyptic number.

6664934 is a deficient number, since it is larger than the sum of its proper divisors (3858706).

6664934 is a wasteful number, since it uses less digits than its factorization.

6664934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175414.

The product of its digits is 93312, while the sum is 38.

The square root of 6664934 is about 2581.6533462105. The cubic root of 6664934 is about 188.1908993458.

The spelling of 6664934 in words is "six million, six hundred sixty-four thousand, nine hundred thirty-four".