260665652 has 24 divisors (see below), whose sum is σ = 495772200. Its totient is φ = 119200896.

The previous prime is 260665651. The next prime is 260665661. The reversal of 260665652 is 256566062.

260665652 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 4 ways, for example, as 682276 + 259983376 = 826^2 + 16124^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (260665651) 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, 17327 + ... + 28662.

It is an arithmetic number, because the mean of its divisors is an integer number (20657175).

Almost surely, 2^260665652 is an apocalyptic number.

It is an amenable number.

260665652 is a deficient number, since it is larger than the sum of its proper divisors (235106548).

260665652 is a wasteful number, since it uses less digits than its factorization.

260665652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46115 (or 46113 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 38.

The square root of 260665652 is about 16145.1432945019. The cubic root of 260665652 is about 638.7946486305.

The spelling of 260665652 in words is "two hundred sixty million, six hundred sixty-five thousand, six hundred fifty-two".