133566060 has 48 divisors (see below), whose sum is σ = 390249216. Its totient is φ = 34068672.

The previous prime is 133566053. The next prime is 133566061. The reversal of 133566060 is 60665331.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (133566061) 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, 47014 + ... + 49773.

It is an arithmetic number, because the mean of its divisors is an integer number (8130192).

Almost surely, 2^133566060 is an apocalyptic number.

133566060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133566060 is an abundant number, since it is smaller than the sum of its proper divisors (256683156).

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

133566060 is a wasteful number, since it uses less digits than its factorization.

133566060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96822 (or 96820 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 30.

The square root of 133566060 is about 11557.0783505175. The cubic root of 133566060 is about 511.1700165603.

The spelling of 133566060 in words is "one hundred thirty-three million, five hundred sixty-six thousand, sixty".