6670765 has 8 divisors (see below), whose sum is σ = 8044128. Its totient is φ = 5310480.

The previous prime is 6670753. The next prime is 6670771. The reversal of 6670765 is 5670766.

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

It is not a de Polignac number, because 6670765 - 2⁷ = 6670637 is a prime.

It is a Duffinian number.

6670765 is a lucky number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2107 + ... + 4216.

It is an arithmetic number, because the mean of its divisors is an integer number (1005516).

Almost surely, 2^6670765 is an apocalyptic number.

It is an amenable number.

6670765 is a deficient number, since it is larger than the sum of its proper divisors (1373363).

6670765 is a wasteful number, since it uses less digits than its factorization.

6670765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6539.

The product of its (nonzero) digits is 52920, while the sum is 37.

The square root of 6670765 is about 2582.7824143741. The cubic root of 6670765 is about 188.2457646692.

Subtracting from 6670765 its reverse (5670766), we obtain a palindrome (999999).

The spelling of 6670765 in words is "six million, six hundred seventy thousand, seven hundred sixty-five".