133222304 has 24 divisors (see below), whose sum is σ = 265446720. Its totient is φ = 65807296.

The previous prime is 133222301. The next prime is 133222321. The reversal of 133222304 is 403222331.

It is not an unprimeable number, because it can be changed into a prime (133222301) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22424 + ... + 27735.

It is an arithmetic number, because the mean of its divisors is an integer number (11060280).

Almost surely, 2^133222304 is an apocalyptic number.

It is an amenable number.

133222304 is a deficient number, since it is larger than the sum of its proper divisors (132224416).

133222304 is an equidigital number, since it uses as much as digits as its factorization.

133222304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50252 (or 50244 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 133222304 is about 11542.1966713447. The cubic root of 133222304 is about 510.7311108406.

Adding to 133222304 its reverse (403222331), we get a palindrome (536444635).

The spelling of 133222304 in words is "one hundred thirty-three million, two hundred twenty-two thousand, three hundred four".