266225386 has 8 divisors (see below), whose sum is σ = 456386400. Its totient is φ = 114096588.

The previous prime is 266225381. The next prime is 266225417. The reversal of 266225386 is 683522662.

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

It is not an unprimeable number, because it can be changed into a prime (266225381) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9508036 + ... + 9508063.

It is an arithmetic number, because the mean of its divisors is an integer number (57048300).

Almost surely, 2^266225386 is an apocalyptic number.

266225386 is a deficient number, since it is larger than the sum of its proper divisors (190161014).

266225386 is a wasteful number, since it uses less digits than its factorization.

266225386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19016108.

The product of its digits is 207360, while the sum is 40.

The square root of 266225386 is about 16316.4146184142. The cubic root of 266225386 is about 643.3043505487.

The spelling of 266225386 in words is "two hundred sixty-six million, two hundred twenty-five thousand, three hundred eighty-six".