2755705 has 8 divisors (see below), whose sum is σ = 3326400. Its totient is φ = 2191536.

The previous prime is 2755693. The next prime is 2755721. The reversal of 2755705 is 5075572.

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-2755705 is a prime.

2755705 is a lucky 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, 645 + ... + 2434.

It is an arithmetic number, because the mean of its divisors is an integer number (415800).

2^2755705 is an apocalyptic number.

It is an amenable number.

2755705 is a deficient number, since it is larger than the sum of its proper divisors (570695).

2755705 is a wasteful number, since it uses less digits than its factorization.

2755705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3263.

The product of its (nonzero) digits is 12250, while the sum is 31.

The square root of 2755705 is about 1660.0316262048. The cubic root of 2755705 is about 140.1987822467.

The spelling of 2755705 in words is "two million, seven hundred fifty-five thousand, seven hundred five".