266794728 has 16 divisors (see below), whose sum is σ = 666986880. Its totient is φ = 88931568.

The previous prime is 266794727. The next prime is 266794729. The reversal of 266794728 is 827497662.

It is an interprime number because it is at equal distance from previous prime (266794727) and next prime (266794729).

It is not an unprimeable number, because it can be changed into a prime (266794727) 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, 5558200 + ... + 5558247.

It is an arithmetic number, because the mean of its divisors is an integer number (41686680).

Almost surely, 2^266794728 is an apocalyptic number.

It is an amenable number.

266794728 is an abundant number, since it is smaller than the sum of its proper divisors (400192152).

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

266794728 is a wasteful number, since it uses less digits than its factorization.

266794728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11116456 (or 11116452 counting only the distinct ones).

The product of its digits is 2032128, while the sum is 51.

The square root of 266794728 is about 16333.8522094453. The cubic root of 266794728 is about 643.7626081296.

The spelling of 266794728 in words is "two hundred sixty-six million, seven hundred ninety-four thousand, seven hundred twenty-eight".