2660395 has 8 divisors (see below), whose sum is σ = 3214800. Its totient is φ = 2113440.

The previous prime is 2660377. The next prime is 2660401. The reversal of 2660395 is 5930662.

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

It is not a de Polignac number, because 2660395 - 2⁹ = 2659883 is a prime.

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, 1041 + ... + 2530.

It is an arithmetic number, because the mean of its divisors is an integer number (401850).

2^2660395 is an apocalyptic number.

2660395 is a deficient number, since it is larger than the sum of its proper divisors (554405).

2660395 is a wasteful number, since it uses less digits than its factorization.

2660395 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3725.

The product of its (nonzero) digits is 9720, while the sum is 31.

The square root of 2660395 is about 1631.0717335544. The cubic root of 2660395 is about 138.5634562621.

The spelling of 2660395 in words is "two million, six hundred sixty thousand, three hundred ninety-five".