266350368 has 24 divisors (see below), whose sum is σ = 699169968. Its totient is φ = 88783424.

The previous prime is 266350361. The next prime is 266350397. The reversal of 266350368 is 863053662.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (24).

It is not an unprimeable number, because it can be changed into a prime (266350361) 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 3 ways as a sum of consecutive naturals, for example, 1387146 + ... + 1387337.

It is an arithmetic number, because the mean of its divisors is an integer number (29132082).

Almost surely, 2^266350368 is an apocalyptic number.

It is an amenable number.

266350368 is an abundant number, since it is smaller than the sum of its proper divisors (432819600).

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

266350368 is a wasteful number, since it uses less digits than its factorization.

266350368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2774496 (or 2774488 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 39.

The square root of 266350368 is about 16320.2441158213. The cubic root of 266350368 is about 643.4050032163.

The spelling of 266350368 in words is "two hundred sixty-six million, three hundred fifty thousand, three hundred sixty-eight".