6673997 has 12 divisors (see below), whose sum is σ = 7724640. Its totient is φ = 5745960.

The previous prime is 6673993. The next prime is 6674009. The reversal of 6673997 is 7993766.

It is not a de Polignac number, because 6673997 - 2² = 6673993 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6673991) 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 11 ways as a sum of consecutive naturals, for example, 848 + ... + 3750.

It is an arithmetic number, because the mean of its divisors is an integer number (643720).

Almost surely, 2^6673997 is an apocalyptic number.

It is an amenable number.

6673997 is a deficient number, since it is larger than the sum of its proper divisors (1050643).

6673997 is a wasteful number, since it uses less digits than its factorization.

6673997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2944 (or 2933 counting only the distinct ones).

The product of its digits is 428652, while the sum is 47.

The square root of 6673997 is about 2583.4080204257. The cubic root of 6673997 is about 188.2761615866.

It can be divided in two parts, 667 and 3997, that added together give a palindrome (4664).

The spelling of 6673997 in words is "six million, six hundred seventy-three thousand, nine hundred ninety-seven".