6671597 has 2 divisors, whose sum is σ = 6671598. Its totient is φ = 6671596.

The previous prime is 6671593. The next prime is 6671617. The reversal of 6671597 is 7951766.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6180196 + 491401 = 2486^2 + 701^2 .

It is a cyclic number.

It is not a de Polignac number, because 6671597 - 2² = 6671593 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6671591) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3335798 + 3335799.

It is an arithmetic number, because the mean of its divisors is an integer number (3335799).

Almost surely, 2^6671597 is an apocalyptic number.

It is an amenable number.

6671597 is a deficient number, since it is larger than the sum of its proper divisors (1).

6671597 is an equidigital number, since it uses as much as digits as its factorization.

6671597 is an evil number, because the sum of its binary digits is even.

The product of its digits is 79380, while the sum is 41.

The square root of 6671597 is about 2582.9434759592. The cubic root of 6671597 is about 188.2535905565.

The spelling of 6671597 in words is "six million, six hundred seventy-one thousand, five hundred ninety-seven".