133322268 has 24 divisors (see below), whose sum is σ = 317705472. Its totient is φ = 43495024.

The previous prime is 133322263. The next prime is 133322269. The reversal of 133322268 is 862223331.

133322268 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133322261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117630 + ... + 118757.

It is an arithmetic number, because the mean of its divisors is an integer number (13237728).

Almost surely, 2^133322268 is an apocalyptic number.

It is an amenable number.

133322268 is an abundant number, since it is smaller than the sum of its proper divisors (184383204).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

133322268 is a wasteful number, since it uses less digits than its factorization.

133322268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 236441 (or 236439 counting only the distinct ones).

The product of its digits is 10368, while the sum is 30.

The square root of 133322268 is about 11546.5262308627. The cubic root of 133322268 is about 510.8588220892.

Adding to 133322268 its reverse (862223331), we get a palindrome (995545599).

It can be divided in two parts, 13332 and 2268, that multiplied together give a triangular number (30236976 = T₇₇₇₆).

The spelling of 133322268 in words is "one hundred thirty-three million, three hundred twenty-two thousand, two hundred sixty-eight".