133164522 has 24 divisors (see below), whose sum is σ = 289598400. Its totient is φ = 44222760.

The previous prime is 133164487. The next prime is 133164523. The reversal of 133164522 is 225461331.

133164522 is a `hidden beast` number, since 13 + 3 + 1 + 645 + 2 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (133164523) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8772 + ... + 18527.

It is an arithmetic number, because the mean of its divisors is an integer number (12066600).

Almost surely, 2^133164522 is an apocalyptic number.

133164522 is an abundant number, since it is smaller than the sum of its proper divisors (156433878).

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

133164522 is a wasteful number, since it uses less digits than its factorization.

133164522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27578 (or 27575 counting only the distinct ones).

The product of its digits is 4320, while the sum is 27.

The square root of 133164522 is about 11539.6933234813. The cubic root of 133164522 is about 510.6572610128.

The spelling of 133164522 in words is "one hundred thirty-three million, one hundred sixty-four thousand, five hundred twenty-two".