6665270 has 8 divisors (see below), whose sum is σ = 11997504. Its totient is φ = 2666104.

The previous prime is 6665261. The next prime is 6665297. The reversal of 6665270 is 725666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 333254 + ... + 333273.

It is an arithmetic number, because the mean of its divisors is an integer number (1499688).

Almost surely, 2^6665270 is an apocalyptic number.

6665270 is a deficient number, since it is larger than the sum of its proper divisors (5332234).

6665270 is a wasteful number, since it uses less digits than its factorization.

6665270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 666534.

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 6665270 is about 2581.7184199676. The cubic root of 6665270 is about 188.1940617217.

The spelling of 6665270 in words is "six million, six hundred sixty-five thousand, two hundred seventy".