6678617 has 4 divisors (see below), whose sum is σ = 7285776. Its totient is φ = 6071460.

The previous prime is 6678593. The next prime is 6678629. The reversal of 6678617 is 7168766.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 6678617 - 2¹⁴ = 6662233 is a prime.

It is a super-3 number, since 3×6678617³ (a number of 21 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6678647) 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, 303563 + ... + 303584.

It is an arithmetic number, because the mean of its divisors is an integer number (1821444).

Almost surely, 2^6678617 is an apocalyptic number.

It is an amenable number.

6678617 is a deficient number, since it is larger than the sum of its proper divisors (607159).

6678617 is a wasteful number, since it uses less digits than its factorization.

6678617 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 607158.

The product of its digits is 84672, while the sum is 41.

The square root of 6678617 is about 2584.3020334319. The cubic root of 6678617 is about 188.3195955904.

The spelling of 6678617 in words is "six million, six hundred seventy-eight thousand, six hundred seventeen".