266804044 has 12 divisors (see below), whose sum is σ = 502823104. Its totient is φ = 123140304.

The previous prime is 266804039. The next prime is 266804063. The reversal of 266804044 is 440408662.

It is a happy number.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 2565372 + ... + 2565475.

Almost surely, 2^266804044 is an apocalyptic number.

It is an amenable number.

266804044 is a deficient number, since it is larger than the sum of its proper divisors (236019060).

266804044 is a wasteful number, since it uses less digits than its factorization.

266804044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5130864 (or 5130862 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 34.

The square root of 266804044 is about 16334.1373815699. The cubic root of 266804044 is about 643.7701010596.

The spelling of 266804044 in words is "two hundred sixty-six million, eight hundred four thousand, forty-four".