266844996 has 48 divisors (see below), whose sum is σ = 754716480. Its totient is φ = 80861760.

The previous prime is 266844967. The next prime is 266844997. The reversal of 266844996 is 699448662.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (266844997) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 111121 + ... + 113496.

It is an arithmetic number, because the mean of its divisors is an integer number (15723260).

Almost surely, 2^266844996 is an apocalyptic number.

It is an amenable number.

266844996 is an abundant number, since it is smaller than the sum of its proper divisors (487871484).

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

266844996 is a wasteful number, since it uses less digits than its factorization.

266844996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224641 (or 224633 counting only the distinct ones).

The product of its digits is 4478976, while the sum is 54.

The square root of 266844996 is about 16335.3909044136. The cubic root of 266844996 is about 643.8030369977.

The spelling of 266844996 in words is "two hundred sixty-six million, eight hundred forty-four thousand, nine hundred ninety-six".