133210304 has 28 divisors (see below), whose sum is σ = 264880344. Its totient is φ = 66468864.

The previous prime is 133210291. The next prime is 133210307. The reversal of 133210304 is 403012331.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (133210307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34184 + ... + 37880.

Almost surely, 2^133210304 is an apocalyptic number.

It is an amenable number.

133210304 is a deficient number, since it is larger than the sum of its proper divisors (131670040).

133210304 is an equidigital number, since it uses as much as digits as its factorization.

133210304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4272 (or 4262 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 133210304 is about 11541.6768279137. The cubic root of 133210304 is about 510.7157756773.

Adding to 133210304 its reverse (403012331), we get a palindrome (536222635).

The spelling of 133210304 in words is "one hundred thirty-three million, two hundred ten thousand, three hundred four".