260220317 has 8 divisors (see below), whose sum is σ = 304648512. Its totient is φ = 217605600.

The previous prime is 260220299. The next prime is 260220319. The reversal of 260220317 is 713022062.

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 260220317 - 2¹² = 260216221 is a prime.

It is a super-2 number, since 2×260220317² = 135429226759160978, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 260220292 and 260220301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (260220319) 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, 453059 + ... + 453632.

It is an arithmetic number, because the mean of its divisors is an integer number (38081064).

Almost surely, 2^260220317 is an apocalyptic number.

It is an amenable number.

260220317 is a deficient number, since it is larger than the sum of its proper divisors (44428195).

260220317 is an equidigital number, since it uses as much as digits as its factorization.

260220317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 906739.

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 260220317 is about 16131.3457901069. The cubic root of 260220317 is about 638.4306577324.

Adding to 260220317 its reverse (713022062), we get a palindrome (973242379).

The spelling of 260220317 in words is "two hundred sixty million, two hundred twenty thousand, three hundred seventeen".