266836268 has 6 divisors (see below), whose sum is σ = 466963476. Its totient is φ = 133418132.

The previous prime is 266836259. The next prime is 266836309. The reversal of 266836268 is 862638662.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33354530 + ... + 33354537.

It is an arithmetic number, because the mean of its divisors is an integer number (77827246).

Almost surely, 2^266836268 is an apocalyptic number.

It is an amenable number.

266836268 is a deficient number, since it is larger than the sum of its proper divisors (200127208).

266836268 is a wasteful number, since it uses less digits than its factorization.

266836268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66709071 (or 66709069 counting only the distinct ones).

The product of its digits is 995328, while the sum is 47.

The square root of 266836268 is about 16335.1237522095. The cubic root of 266836268 is about 643.7960177240.

The spelling of 266836268 in words is "two hundred sixty-six million, eight hundred thirty-six thousand, two hundred sixty-eight".