133004304 has 30 divisors (see below), whose sum is σ = 372227726. Its totient is φ = 44334720.

The previous prime is 133004293. The next prime is 133004323. The reversal of 133004304 is 403400331.

It can be written as a sum of positive squares in only one way, i.e., 106502400 + 26501904 = 10320^2 + 5148^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 461677 + ... + 461964.

Almost surely, 2^133004304 is an apocalyptic number.

It is an amenable number.

133004304 is an abundant number, since it is smaller than the sum of its proper divisors (239223422).

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

133004304 is a wasteful number, since it uses less digits than its factorization.

133004304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 923655 (or 923646 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 133004304 is about 11532.7491952266. The cubic root of 133004304 is about 510.4523783145.

Adding to 133004304 its reverse (403400331), we get a palindrome (536404635).

The spelling of 133004304 in words is "one hundred thirty-three million, four thousand, three hundred four".