133398322 has 4 divisors (see below), whose sum is σ = 200097486. Its totient is φ = 66699160.

The previous prime is 133398313. The next prime is 133398389. The reversal of 133398322 is 223893331.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 119268241 + 14130081 = 10921^2 + 3759^2 .

It is a super-3 number, since 3×133398322³ (a number of 25 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33349579 + ... + 33349582.

Almost surely, 2^133398322 is an apocalyptic number.

133398322 is a deficient number, since it is larger than the sum of its proper divisors (66699164).

133398322 is an equidigital number, since it uses as much as digits as its factorization.

133398322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66699163.

The product of its digits is 23328, while the sum is 34.

The square root of 133398322 is about 11549.8191327830. The cubic root of 133398322 is about 510.9559438276.

The spelling of 133398322 in words is "one hundred thirty-three million, three hundred ninety-eight thousand, three hundred twenty-two".