260939268 has 18 divisors (see below), whose sum is σ = 659596574. Its totient is φ = 86979744.

The previous prime is 260939267. The next prime is 260939297. The reversal of 260939268 is 862939062.

260939268 is a `hidden beast` number, since 2 + 609 + 39 + 2 + 6 + 8 = 666.

260939268 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 256064004 + 4875264 = 16002^2 + 2208^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is not an unprimeable number, because it can be changed into a prime (260939267) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3624121 + ... + 3624192.

Almost surely, 2^260939268 is an apocalyptic number.

It is an amenable number.

260939268 is an abundant number, since it is smaller than the sum of its proper divisors (398657306).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

260939268 is a wasteful number, since it uses less digits than its factorization.

260939268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7248323 (or 7248318 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 45.

The square root of 260939268 is about 16153.6147038364. The cubic root of 260939268 is about 639.0180808508.

The spelling of 260939268 in words is "two hundred sixty million, nine hundred thirty-nine thousand, two hundred sixty-eight".