2660105 has 8 divisors (see below), whose sum is σ = 3648192. Its totient is φ = 1824048.

The previous prime is 2660089. The next prime is 2660107. The reversal of 2660105 is 5010662.

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 2660105 - 2⁴ = 2660089 is a prime.

It is a super-2 number, since 2×2660105² = 14152317222050, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2660107) 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, 37967 + ... + 38036.

It is an arithmetic number, because the mean of its divisors is an integer number (456024).

2^2660105 is an apocalyptic number.

It is an amenable number.

2660105 is a deficient number, since it is larger than the sum of its proper divisors (988087).

2660105 is an equidigital number, since it uses as much as digits as its factorization.

2660105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76015.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 2660105 is about 1630.9828325277. The cubic root of 2660105 is about 138.5584213127.

Adding to 2660105 its reverse (5010662), we get a palindrome (7670767).

The spelling of 2660105 in words is "two million, six hundred sixty thousand, one hundred five".