133266260 has 24 divisors (see below), whose sum is σ = 280293216. Its totient is φ = 53223840.

The previous prime is 133266229. The next prime is 133266311. The reversal of 133266260 is 62662331.

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, 8999 + ... + 18641.

It is an arithmetic number, because the mean of its divisors is an integer number (11678884).

Almost surely, 2^133266260 is an apocalyptic number.

133266260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133266260 is an abundant number, since it is smaller than the sum of its proper divisors (147026956).

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

133266260 is a wasteful number, since it uses less digits than its factorization.

133266260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10343 (or 10341 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 29.

The square root of 133266260 is about 11544.1006579118. The cubic root of 133266260 is about 510.7872756805.

The spelling of 133266260 in words is "one hundred thirty-three million, two hundred sixty-six thousand, two hundred sixty".