266006992 has 40 divisors (see below), whose sum is σ = 543715200. Its totient is φ = 125724672.

The previous prime is 266006989. The next prime is 266007019. The reversal of 266006992 is 299600662.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 217968 + ... + 219184.

It is an arithmetic number, because the mean of its divisors is an integer number (13592880).

Almost surely, 2^266006992 is an apocalyptic number.

It is an amenable number.

266006992 is an abundant number, since it is smaller than the sum of its proper divisors (277708208).

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

266006992 is a wasteful number, since it uses less digits than its factorization.

266006992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1963 (or 1957 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 40.

The square root of 266006992 is about 16309.7207824046. The cubic root of 266006992 is about 643.1283940690.

It can be divided in two parts, 2660069 and 92, that added together give a square (2660161 = 1631²).

The spelling of 266006992 in words is "two hundred sixty-six million, six thousand, nine hundred ninety-two".