2715655 has 4 divisors (see below), whose sum is σ = 3258792. Its totient is φ = 2172520.

The previous prime is 2715653. The next prime is 2715683. The reversal of 2715655 is 5565172.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 2715655 - 2¹ = 2715653 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2715653) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 271561 + ... + 271570.

It is an arithmetic number, because the mean of its divisors is an integer number (814698).

2^2715655 is an apocalyptic number.

2715655 is a deficient number, since it is larger than the sum of its proper divisors (543137).

2715655 is an equidigital number, since it uses as much as digits as its factorization.

2715655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 543136.

The product of its digits is 10500, while the sum is 31.

The square root of 2715655 is about 1647.9244521519. The cubic root of 2715655 is about 139.5162727299.

The spelling of 2715655 in words is "two million, seven hundred fifteen thousand, six hundred fifty-five".