6673591 has 2 divisors, whose sum is σ = 6673592. Its totient is φ = 6673590.

The previous prime is 6673559. The next prime is 6673607. The reversal of 6673591 is 1953766.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6673591 - 2⁵ = 6673559 is a prime.

6673591 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 6673591.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6673501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3336795 + 3336796.

It is an arithmetic number, because the mean of its divisors is an integer number (3336796).

Almost surely, 2^6673591 is an apocalyptic number.

6673591 is a deficient number, since it is larger than the sum of its proper divisors (1).

6673591 is an equidigital number, since it uses as much as digits as its factorization.

6673591 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34020, while the sum is 37.

The square root of 6673591 is about 2583.3294408573. The cubic root of 6673591 is about 188.2723437010.

The spelling of 6673591 in words is "six million, six hundred seventy-three thousand, five hundred ninety-one".