266942054 has 16 divisors (see below), whose sum is σ = 414305280. Its totient is φ = 128860680.

The previous prime is 266942051. The next prime is 266942059. The reversal of 266942054 is 450249662.

It is a junction number, because it is equal to n+sod(n) for n = 266941999 and 266942017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (266942051) 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, 22607 + ... + 32325.

It is an arithmetic number, because the mean of its divisors is an integer number (25894080).

Almost surely, 2^266942054 is an apocalyptic number.

266942054 is a deficient number, since it is larger than the sum of its proper divisors (147363226).

266942054 is a wasteful number, since it uses less digits than its factorization.

266942054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10195.

The product of its (nonzero) digits is 103680, while the sum is 38.

The square root of 266942054 is about 16338.3614233496. The cubic root of 266942054 is about 643.8810831315.

The spelling of 266942054 in words is "two hundred sixty-six million, nine hundred forty-two thousand, fifty-four".