2755665 has 48 divisors (see below), whose sum is σ = 5503680. Its totient is φ = 1261440.

The previous prime is 2755663. The next prime is 2755693. The reversal of 2755665 is 5665572.

It is not a de Polignac number, because 2755665 - 2¹ = 2755663 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2755661) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9259 + ... + 9551.

It is an arithmetic number, because the mean of its divisors is an integer number (114660).

2^2755665 is an apocalyptic number.

It is an amenable number.

2755665 is a deficient number, since it is larger than the sum of its proper divisors (2748015).

2755665 is a wasteful number, since it uses less digits than its factorization.

2755665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 334 (or 331 counting only the distinct ones).

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

The square root of 2755665 is about 1660.0195781978. The cubic root of 2755665 is about 140.1981038990.

The spelling of 2755665 in words is "two million, seven hundred fifty-five thousand, six hundred sixty-five".