6615065 has 8 divisors (see below), whose sum is σ = 8039040. Its totient is φ = 5224752.

The previous prime is 6615047. The next prime is 6615067. The reversal of 6615065 is 5605166.

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

It is a cyclic number.

It is not a de Polignac number, because 6615065 - 2²⁰ = 5566489 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6615067) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7979 + ... + 8768.

It is an arithmetic number, because the mean of its divisors is an integer number (1004880).

Almost surely, 2^6615065 is an apocalyptic number.

It is an amenable number.

6615065 is a deficient number, since it is larger than the sum of its proper divisors (1423975).

6615065 is a wasteful number, since it uses less digits than its factorization.

6615065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16831.

The product of its (nonzero) digits is 5400, while the sum is 29.

The square root of 6615065 is about 2571.9768661479. The cubic root of 6615065 is about 187.7203572225.

The spelling of 6615065 in words is "six million, six hundred fifteen thousand, sixty-five".