260266243 has 16 divisors (see below), whose sum is σ = 280583136. Its totient is φ = 240537600.

The previous prime is 260266231. The next prime is 260266247. The reversal of 260266243 is 342662062.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-260266243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (260266247) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 497380 + ... + 497902.

It is an arithmetic number, because the mean of its divisors is an integer number (17536446).

Almost surely, 2^260266243 is an apocalyptic number.

260266243 is a deficient number, since it is larger than the sum of its proper divisors (20316893).

260266243 is a wasteful number, since it uses less digits than its factorization.

260266243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1014.

The product of its (nonzero) digits is 20736, while the sum is 31.

The square root of 260266243 is about 16132.7692291187. The cubic root of 260266243 is about 638.4682141666.

The spelling of 260266243 in words is "two hundred sixty million, two hundred sixty-six thousand, two hundred forty-three".