133444396 has 6 divisors (see below), whose sum is σ = 233527700. Its totient is φ = 66722196.

The previous prime is 133444357. The next prime is 133444403. The reversal of 133444396 is 693444331.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16680546 + ... + 16680553.

Almost surely, 2^133444396 is an apocalyptic number.

It is an amenable number.

133444396 is a deficient number, since it is larger than the sum of its proper divisors (100083304).

133444396 is a wasteful number, since it uses less digits than its factorization.

133444396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33361103 (or 33361101 counting only the distinct ones).

The product of its digits is 93312, while the sum is 37.

The square root of 133444396 is about 11551.8135372763. The cubic root of 133444396 is about 511.0147628442.

The spelling of 133444396 in words is "one hundred thirty-three million, four hundred forty-four thousand, three hundred ninety-six".