6712637 has 4 divisors (see below), whose sum is σ = 7107516. Its totient is φ = 6317760.

The previous prime is 6712631. The next prime is 6712639. The reversal of 6712637 is 7362176.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4713241 + 1999396 = 2171^2 + 1414^2 .

It is a cyclic number.

It is not a de Polignac number, because 6712637 - 2¹⁴ = 6696253 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 (6712631) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 197414 + ... + 197447.

It is an arithmetic number, because the mean of its divisors is an integer number (1776879).

Almost surely, 2^6712637 is an apocalyptic number.

It is an amenable number.

6712637 is a deficient number, since it is larger than the sum of its proper divisors (394879).

6712637 is a wasteful number, since it uses less digits than its factorization.

6712637 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 394878.

The product of its digits is 10584, while the sum is 32.

The square root of 6712637 is about 2590.8757206782. The cubic root of 6712637 is about 188.6388126349.

The spelling of 6712637 in words is "six million, seven hundred twelve thousand, six hundred thirty-seven".