2705563 has 8 divisors (see below), whose sum is σ = 3144960. Its totient is φ = 2279400.

The previous prime is 2705561. The next prime is 2705569. The reversal of 2705563 is 3655072.

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

It is a cyclic number.

It is not a de Polignac number, because 2705563 - 2¹ = 2705561 is a prime.

It is a super-2 number, since 2×2705563² = 14640142293938, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2705561) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2863 + ... + 3688.

It is an arithmetic number, because the mean of its divisors is an integer number (393120).

2^2705563 is an apocalyptic number.

2705563 is a deficient number, since it is larger than the sum of its proper divisors (439397).

2705563 is an equidigital number, since it uses as much as digits as its factorization.

2705563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6617.

The product of its (nonzero) digits is 6300, while the sum is 28.

The square root of 2705563 is about 1644.8595684739. The cubic root of 2705563 is about 139.3432333241.

The spelling of 2705563 in words is "two million, seven hundred five thousand, five hundred sixty-three".