133186232 has 16 divisors (see below), whose sum is σ = 250027800. Its totient is φ = 66512160.

The previous prime is 133186213. The next prime is 133186247. The reversal of 133186232 is 232681331.

It is a junction number, because it is equal to n+sod(n) for n = 133186195 and 133186204.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2819 + ... + 16562.

Almost surely, 2^133186232 is an apocalyptic number.

It is an amenable number.

133186232 is a deficient number, since it is larger than the sum of its proper divisors (116841568).

133186232 is a wasteful number, since it uses less digits than its factorization.

133186232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20246 (or 20242 counting only the distinct ones).

The product of its digits is 5184, while the sum is 29.

The square root of 133186232 is about 11540.6339513911. The cubic root of 133186232 is about 510.6850105628.

The spelling of 133186232 in words is "one hundred thirty-three million, one hundred eighty-six thousand, two hundred thirty-two".