266949308 has 12 divisors (see below), whose sum is σ = 482231232. Its totient is φ = 129168960.

The previous prime is 266949307. The next prime is 266949313. The reversal of 266949308 is 803949662.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (266949307) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 1076285 + ... + 1076532.

It is an arithmetic number, because the mean of its divisors is an integer number (40185936).

Almost surely, 2^266949308 is an apocalyptic number.

It is an amenable number.

266949308 is a deficient number, since it is larger than the sum of its proper divisors (215281924).

266949308 is a wasteful number, since it uses less digits than its factorization.

266949308 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2152852 (or 2152850 counting only the distinct ones).

The product of its (nonzero) digits is 559872, while the sum is 47.

The square root of 266949308 is about 16338.5834147272. The cubic root of 266949308 is about 643.8869154473.

The spelling of 266949308 in words is "two hundred sixty-six million, nine hundred forty-nine thousand, three hundred eight".