2606365 has 8 divisors (see below), whose sum is σ = 3163320. Its totient is φ = 2061312.

The previous prime is 2606353. The next prime is 2606377. The reversal of 2606365 is 5636062.

It is an interprime number because it is at equal distance from previous prime (2606353) and next prime (2606377).

It can be written as a sum of positive squares in 4 ways, for example, as 454276 + 2152089 = 674^2 + 1467^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2606365 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, 2484 + ... + 3373.

It is an arithmetic number, because the mean of its divisors is an integer number (395415).

2^2606365 is an apocalyptic number.

It is an amenable number.

2606365 is a deficient number, since it is larger than the sum of its proper divisors (556955).

2606365 is an equidigital number, since it uses as much as digits as its factorization.

2606365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5951.

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 2606365 is about 1614.4240459062. The cubic root of 2606365 is about 137.6190044116.

The spelling of 2606365 in words is "two million, six hundred six thousand, three hundred sixty-five".