266108229 has 12 divisors (see below), whose sum is σ = 401090976. Its totient is φ = 169692072.

The previous prime is 266108159. The next prime is 266108233. The reversal of 266108229 is 922801662.

It is a happy number.

It is not a de Polignac number, because 266108229 - 2⁹ = 266107717 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 266108193 and 266108202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (266108279) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 642567 + ... + 642980.

It is an arithmetic number, because the mean of its divisors is an integer number (33424248).

Almost surely, 2^266108229 is an apocalyptic number.

It is an amenable number.

266108229 is a deficient number, since it is larger than the sum of its proper divisors (134982747).

266108229 is a wasteful number, since it uses less digits than its factorization.

266108229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1285576 (or 1285573 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 266108229 is about 16312.8240657466. The cubic root of 266108229 is about 643.2099710366.

The spelling of 266108229 in words is "two hundred sixty-six million, one hundred eight thousand, two hundred twenty-nine".