260610005 has 4 divisors (see below), whose sum is σ = 312732012. Its totient is φ = 208488000.

The previous prime is 260609989. The next prime is 260610041. The reversal of 260610005 is 500016062.

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

It can be written as a sum of positive squares in 2 ways, for example, as 157201444 + 103408561 = 12538^2 + 10169^2 .

It is not a de Polignac number, because 260610005 - 2⁴ = 260609989 is a prime.

It is a super-2 number, since 2×260610005² = 135835149412200050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26060996 + ... + 26061005.

It is an arithmetic number, because the mean of its divisors is an integer number (78183003).

Almost surely, 2^260610005 is an apocalyptic number.

It is an amenable number.

260610005 is a deficient number, since it is larger than the sum of its proper divisors (52122007).

260610005 is an equidigital number, since it uses as much as digits as its factorization.

260610005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52122006.

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

The square root of 260610005 is about 16143.4198669303. The cubic root of 260610005 is about 638.7491886893.

Adding to 260610005 its reverse (500016062), we get a palindrome (760626067).

The spelling of 260610005 in words is "two hundred sixty million, six hundred ten thousand, five".