266906470 has 16 divisors (see below), whose sum is σ = 482590080. Its totient is φ = 106282944.

The previous prime is 266906449. The next prime is 266906473. The reversal of 266906470 is 74609662.

266906470 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (266906473) 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, 57615 + ... + 62074.

It is an arithmetic number, because the mean of its divisors is an integer number (30161880).

Almost surely, 2^266906470 is an apocalyptic number.

266906470 is a deficient number, since it is larger than the sum of its proper divisors (215683610).

266906470 is a wasteful number, since it uses less digits than its factorization.

266906470 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119919.

The product of its (nonzero) digits is 108864, while the sum is 40.

The square root of 266906470 is about 16337.2724161654. The cubic root of 266906470 is about 643.8524715754.

The spelling of 266906470 in words is "two hundred sixty-six million, nine hundred six thousand, four hundred seventy".