6671437 has 8 divisors (see below), whose sum is σ = 6792192. Its totient is φ = 6552000.

The previous prime is 6671411. The next prime is 6671443. The reversal of 6671437 is 7341766.

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 6671437 - 2⁷ = 6671309 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6671447) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16437 + ... + 16837.

It is an arithmetic number, because the mean of its divisors is an integer number (849024).

Almost surely, 2^6671437 is an apocalyptic number.

It is an amenable number.

6671437 is a deficient number, since it is larger than the sum of its proper divisors (120755).

6671437 is a wasteful number, since it uses less digits than its factorization.

6671437 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 659.

The product of its digits is 21168, while the sum is 34.

The square root of 6671437 is about 2582.9125033574. The cubic root of 6671437 is about 188.2520856287.

The spelling of 6671437 in words is "six million, six hundred seventy-one thousand, four hundred thirty-seven".