260313666 has 16 divisors (see below), whose sum is σ = 525494304. Its totient is φ = 85960064.

The previous prime is 260313643. The next prime is 260313667. The reversal of 260313666 is 666313062.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (260313667) 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, 202095 + ... + 203378.

It is an arithmetic number, because the mean of its divisors is an integer number (32843394).

Almost surely, 2^260313666 is an apocalyptic number.

260313666 is an abundant number, since it is smaller than the sum of its proper divisors (265180638).

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

260313666 is a wasteful number, since it uses less digits than its factorization.

260313666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 405585.

The product of its (nonzero) digits is 23328, while the sum is 33.

The square root of 260313666 is about 16134.2389346383. The cubic root of 260313666 is about 638.5069901510.

The spelling of 260313666 in words is "two hundred sixty million, three hundred thirteen thousand, six hundred sixty-six".