260588005 has 8 divisors (see below), whose sum is σ = 320332824. Its totient is φ = 203385600.

The previous prime is 260587993. The next prime is 260588011. The reversal of 260588005 is 500885062.

It can be written as a sum of positive squares in 4 ways, for example, as 1442401 + 259145604 = 1201^2 + 16098^2 .

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

It is not a de Polignac number, because 260588005 - 2¹⁹ = 260063717 is a prime.

It is a super-2 number, since 2×260588005² = 135812216699760050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 635376 + ... + 635785.

It is an arithmetic number, because the mean of its divisors is an integer number (40041603).

Almost surely, 2^260588005 is an apocalyptic number.

It is an amenable number.

260588005 is a deficient number, since it is larger than the sum of its proper divisors (59744819).

260588005 is a wasteful number, since it uses less digits than its factorization.

260588005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1271207.

The product of its (nonzero) digits is 19200, while the sum is 34.

The square root of 260588005 is about 16142.7384603728. The cubic root of 260588005 is about 638.7312143504.

The spelling of 260588005 in words is "two hundred sixty million, five hundred eighty-eight thousand, five".