133433422 has 4 divisors (see below), whose sum is σ = 200150136. Its totient is φ = 66716710.

The previous prime is 133433411. The next prime is 133433453. The reversal of 133433422 is 224334331.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 224334331 = 13 ⋅17256487.

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 as a sum of consecutive naturals, namely, 33358354 + ... + 33358357.

It is an arithmetic number, because the mean of its divisors is an integer number (50037534).

Almost surely, 2^133433422 is an apocalyptic number.

133433422 is a deficient number, since it is larger than the sum of its proper divisors (66716714).

133433422 is an equidigital number, since it uses as much as digits as its factorization.

133433422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66716713.

The product of its digits is 5184, while the sum is 25.

The square root of 133433422 is about 11551.3385371566. The cubic root of 133433422 is about 511.0007544384. Note that the first 3 decimals are identical.

Adding to 133433422 its reverse (224334331), we get a palindrome (357767753).

Subtracting 133433422 from its reverse (224334331), we obtain a palindrome (90900909).

The spelling of 133433422 in words is "one hundred thirty-three million, four hundred thirty-three thousand, four hundred twenty-two".