133423292 has 12 divisors (see below), whose sum is σ = 233710176. Its totient is φ = 66648960.

The previous prime is 133423289. The next prime is 133423333. The reversal of 133423292 is 292324331.

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 3 ways as a sum of consecutive naturals, for example, 10709 + ... + 19532.

It is an arithmetic number, because the mean of its divisors is an integer number (19475848).

Almost surely, 2^133423292 is an apocalyptic number.

It is an amenable number.

133423292 is a deficient number, since it is larger than the sum of its proper divisors (100286884).

133423292 is a wasteful number, since it uses less digits than its factorization.

133423292 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31348 (or 31346 counting only the distinct ones).

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

The square root of 133423292 is about 11550.9000515111. The cubic root of 133423292 is about 510.9878227242.

The spelling of 133423292 in words is "one hundred thirty-three million, four hundred twenty-three thousand, two hundred ninety-two".