133060228 has 24 divisors (see below), whose sum is σ = 268761024. Its totient is φ = 56460000.

The previous prime is 133060217. The next prime is 133060229. The reversal of 133060228 is 822060331.

It is not an unprimeable number, because it can be changed into a prime (133060229) 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, 20698 + ... + 26353.

It is an arithmetic number, because the mean of its divisors is an integer number (11198376).

Almost surely, 2^133060228 is an apocalyptic number.

It is an amenable number.

133060228 is an abundant number, since it is smaller than the sum of its proper divisors (135700796).

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

133060228 is a wasteful number, since it uses less digits than its factorization.

133060228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47163 (or 47161 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 133060228 is about 11535.1735140829. The cubic root of 133060228 is about 510.5239111846.

The spelling of 133060228 in words is "one hundred thirty-three million, sixty thousand, two hundred twenty-eight".