266151246 has 16 divisors (see below), whose sum is σ = 535062864. Its totient is φ = 88257024.

The previous prime is 266151187. The next prime is 266151247. The reversal of 266151246 is 642151662.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (266151247) 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 7 ways as a sum of consecutive naturals, for example, 113761 + ... + 116076.

It is an arithmetic number, because the mean of its divisors is an integer number (33441429).

Almost surely, 2^266151246 is an apocalyptic number.

266151246 is an abundant number, since it is smaller than the sum of its proper divisors (268911618).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

266151246 is a wasteful number, since it uses less digits than its factorization.

266151246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230035.

The product of its digits is 17280, while the sum is 33.

The square root of 266151246 is about 16314.1425150083. The cubic root of 266151246 is about 643.2446279537.

The spelling of 266151246 in words is "two hundred sixty-six million, one hundred fifty-one thousand, two hundred forty-six".