6717387 has 16 divisors (see below), whose sum is σ = 9335840. Its totient is φ = 4292352.

The previous prime is 6717383. The next prime is 6717391. The reversal of 6717387 is 7837176.

It is an interprime number because it is at equal distance from previous prime (6717383) and next prime (6717391).

It is not a de Polignac number, because 6717387 - 2² = 6717383 is a prime.

It is a super-4 number, since 4×6717387⁴ (a number of 28 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (6717383) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7689 + ... + 8517.

It is an arithmetic number, because the mean of its divisors is an integer number (583490).

Almost surely, 2^6717387 is an apocalyptic number.

6717387 is a deficient number, since it is larger than the sum of its proper divisors (2618453).

6717387 is a wasteful number, since it uses less digits than its factorization.

6717387 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 942.

The product of its digits is 49392, while the sum is 39.

The square root of 6717387 is about 2591.7922370437. The cubic root of 6717387 is about 188.6832970450.

The spelling of 6717387 in words is "six million, seven hundred seventeen thousand, three hundred eighty-seven".