2655765 has 24 divisors (see below), whose sum is σ = 5261568. Its totient is φ = 1213920.

The previous prime is 2655761. The next prime is 2655773. The reversal of 2655765 is 5675562.

It is not a de Polignac number, because 2655765 - 2² = 2655761 is a prime.

2655765 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2655761) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3901 + ... + 4530.

It is an arithmetic number, because the mean of its divisors is an integer number (219232).

2^2655765 is an apocalyptic number.

It is an amenable number.

2655765 is a deficient number, since it is larger than the sum of its proper divisors (2605803).

2655765 is a wasteful number, since it uses less digits than its factorization.

2655765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8449 (or 8446 counting only the distinct ones).

The product of its digits is 63000, while the sum is 36.

The square root of 2655765 is about 1629.6518033003. The cubic root of 2655765 is about 138.4830269356.

The spelling of 2655765 in words is "two million, six hundred fifty-five thousand, seven hundred sixty-five".