133222332 has 24 divisors (see below), whose sum is σ = 311441872. Its totient is φ = 44323200.

The previous prime is 133222321. The next prime is 133222391. The reversal of 133222332 is 233222331.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 133222299 and 133222308.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3769 + ... + 16752.

Almost surely, 2^133222332 is an apocalyptic number.

133222332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

133222332 is an abundant number, since it is smaller than the sum of its proper divisors (178219540).

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

133222332 is a wasteful number, since it uses less digits than its factorization.

133222332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21069 (or 21067 counting only the distinct ones).

The product of its digits is 1296, while the sum is 21.

The square root of 133222332 is about 11542.1978842853. The cubic root of 133222332 is about 510.7311466216.

Adding to 133222332 its reverse (233222331), we get a palindrome (366444663).

Subtracting 133222332 from its reverse (233222331), we obtain a palindrome (99999999).

The spelling of 133222332 in words is "one hundred thirty-three million, two hundred twenty-two thousand, three hundred thirty-two".