6678995 has 8 divisors (see below), whose sum is σ = 8028720. Its totient is φ = 5333920.

The previous prime is 6678979. The next prime is 6679009. The reversal of 6678995 is 5998766.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6678995 - 2⁴ = 6678979 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4676 + ... + 5934.

It is an arithmetic number, because the mean of its divisors is an integer number (1003590).

Almost surely, 2^6678995 is an apocalyptic number.

6678995 is a deficient number, since it is larger than the sum of its proper divisors (1349725).

6678995 is a wasteful number, since it uses less digits than its factorization.

6678995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2325.

The product of its digits is 816480, while the sum is 50.

The square root of 6678995 is about 2584.3751662636. The cubic root of 6678995 is about 188.3231483950.

The spelling of 6678995 in words is "six million, six hundred seventy-eight thousand, nine hundred ninety-five".