260736485 has 16 divisors (see below), whose sum is σ = 316986096. Its totient is φ = 205867008.

The previous prime is 260736481. The next prime is 260736493. The reversal of 260736485 is 584637062.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 18809569 + 241926916 = 4337^2 + 15554^2 .

It is a cyclic number.

It is not a de Polignac number, because 260736485 - 2² = 260736481 is a prime.

It is a super-2 number, since 2×260736485² = 135967029220310450, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (260736481) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 296867 + ... + 297743.

It is an arithmetic number, because the mean of its divisors is an integer number (19811631).

Almost surely, 2^260736485 is an apocalyptic number.

It is an amenable number.

260736485 is a deficient number, since it is larger than the sum of its proper divisors (56249611).

260736485 is an equidigital number, since it uses as much as digits as its factorization.

260736485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1592.

The product of its (nonzero) digits is 241920, while the sum is 41.

The square root of 260736485 is about 16147.3367773141. The cubic root of 260736485 is about 638.8525051772.

The spelling of 260736485 in words is "two hundred sixty million, seven hundred thirty-six thousand, four hundred eighty-five".