266226667 has 8 divisors (see below), whose sum is σ = 314074112. Its totient is φ = 220833000.

The previous prime is 266226643. The next prime is 266226683. The reversal of 266226667 is 766622662.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-266226667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (266226617) 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, 613209 + ... + 613642.

It is an arithmetic number, because the mean of its divisors is an integer number (39259264).

Almost surely, 2^266226667 is an apocalyptic number.

266226667 is a deficient number, since it is larger than the sum of its proper divisors (47847445).

266226667 is a wasteful number, since it uses less digits than its factorization.

266226667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1226889.

The product of its digits is 435456, while the sum is 43.

The square root of 266226667 is about 16316.4538733145. The cubic root of 266226667 is about 643.3053823455.

The spelling of 266226667 in words is "two hundred sixty-six million, two hundred twenty-six thousand, six hundred sixty-seven".