6606397 has 8 divisors (see below), whose sum is σ = 7693056. Its totient is φ = 5555472.

The previous prime is 6606389. The next prime is 6606409. The reversal of 6606397 is 7936066.

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

It is a cyclic number.

It is not a de Polignac number, because 6606397 - 2³ = 6606389 is a prime.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6606307) 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 7 ways as a sum of consecutive naturals, for example, 8533 + ... + 9274.

It is an arithmetic number, because the mean of its divisors is an integer number (961632).

Almost surely, 2^6606397 is an apocalyptic number.

It is an amenable number.

6606397 is a deficient number, since it is larger than the sum of its proper divisors (1086659).

6606397 is a wasteful number, since it uses less digits than its factorization.

6606397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17867.

The product of its (nonzero) digits is 40824, while the sum is 37.

The square root of 6606397 is about 2570.2912286354. The cubic root of 6606397 is about 187.6383287372.

The spelling of 6606397 in words is "six million, six hundred six thousand, three hundred ninety-seven".