266234241 has 16 divisors (see below), whose sum is σ = 436897664. Its totient is φ = 140431104.

The previous prime is 266234237. The next prime is 266234261. The reversal of 266234241 is 142432662.

It is not a de Polignac number, because 266234241 - 2² = 266234237 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 266234199 and 266234208.

It is not an unprimeable number, because it can be changed into a prime (266234201) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 487336 + ... + 487881.

It is an arithmetic number, because the mean of its divisors is an integer number (27306104).

Almost surely, 2^266234241 is an apocalyptic number.

266234241 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

266234241 is a deficient number, since it is larger than the sum of its proper divisors (170663423).

266234241 is a wasteful number, since it uses less digits than its factorization.

266234241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 975240.

The product of its digits is 13824, while the sum is 30.

The square root of 266234241 is about 16316.6859686641. The cubic root of 266234241 is about 643.3114828473.

The spelling of 266234241 in words is "two hundred sixty-six million, two hundred thirty-four thousand, two hundred forty-one".