266073072 has 40 divisors (see below), whose sum is σ = 687979776. Its totient is φ = 88610496.

The previous prime is 266073061. The next prime is 266073079. The reversal of 266073072 is 270370662.

It is a super-3 number, since 3×266073072³ (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (266073079) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76393 + ... + 79799.

Almost surely, 2^266073072 is an apocalyptic number.

It is an amenable number.

266073072 is an abundant number, since it is smaller than the sum of its proper divisors (421906704).

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

266073072 is a wasteful number, since it uses less digits than its factorization.

266073072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5045 (or 5039 counting only the distinct ones).

The product of its (nonzero) digits is 21168, while the sum is 33.

The square root of 266073072 is about 16311.7464423648. The cubic root of 266073072 is about 643.1816438043.

The spelling of 266073072 in words is "two hundred sixty-six million, seventy-three thousand, seventy-two".