266230252 has 12 divisors (see below), whose sum is σ = 469460376. Its totient is φ = 132098720.

The previous prime is 266230249. The next prime is 266230253. The reversal of 266230252 is 252032662.

It is a self number, because there is not a number n which added to its sum of digits gives 266230252.

It is not an unprimeable number, because it can be changed into a prime (266230253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 253513 + ... + 254560.

It is an arithmetic number, because the mean of its divisors is an integer number (39121698).

Almost surely, 2^266230252 is an apocalyptic number.

It is an amenable number.

266230252 is a deficient number, since it is larger than the sum of its proper divisors (203230124).

266230252 is a wasteful number, since it uses less digits than its factorization.

266230252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 508208 (or 508206 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 266230252 is about 16316.5637313743. The cubic root of 266230252 is about 643.3082699093.

The spelling of 266230252 in words is "two hundred sixty-six million, two hundred thirty thousand, two hundred fifty-two".