133222329 has 12 divisors (see below), whose sum is σ = 192692500. Its totient is φ = 88694784.

The previous prime is 133222321. The next prime is 133222391. The reversal of 133222329 is 923222331.

133222329 is a `hidden beast` number, since 1 + 332 + 2 + 2 + 329 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 80514729 + 52707600 = 8973^2 + 7260^2 .

It is not a de Polignac number, because 133222329 - 2³ = 133222321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133222321) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2704 + ... + 16545.

Almost surely, 2^133222329 is an apocalyptic number.

It is an amenable number.

133222329 is a deficient number, since it is larger than the sum of its proper divisors (59470171).

133222329 is a wasteful number, since it uses less digits than its factorization.

133222329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20024 (or 20021 counting only the distinct ones).

The product of its digits is 3888, while the sum is 27.

The square root of 133222329 is about 11542.1977543274. The cubic root of 133222329 is about 510.7311427879.

It can be divided in two parts, 13322 and 2329, that added together give a palindrome (15651).

The spelling of 133222329 in words is "one hundred thirty-three million, two hundred twenty-two thousand, three hundred twenty-nine".