2661085 has 8 divisors (see below), whose sum is σ = 3649536. Its totient is φ = 1824720.

The previous prime is 2661079. The next prime is 2661089. The reversal of 2661085 is 5801662.

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

It is not a de Polignac number, because 2661085 - 2⁹ = 2660573 is a prime.

It is a Duffinian number.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2661089) 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, 37981 + ... + 38050.

It is an arithmetic number, because the mean of its divisors is an integer number (456192).

2^2661085 is an apocalyptic number.

It is an amenable number.

2661085 is a deficient number, since it is larger than the sum of its proper divisors (988451).

2661085 is an equidigital number, since it uses as much as digits as its factorization.

2661085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76043.

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 2661085 is about 1631.2832372093. The cubic root of 2661085 is about 138.5754344985.

The spelling of 2661085 in words is "two million, six hundred sixty-one thousand, eighty-five".