133630334 has 8 divisors (see below), whose sum is σ = 201675720. Its totient is φ = 66405096.

The previous prime is 133630333. The next prime is 133630379. The reversal of 133630334 is 433036331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133630333) 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, 204629 + ... + 205280.

It is an arithmetic number, because the mean of its divisors is an integer number (25209465).

Almost surely, 2^133630334 is an apocalyptic number.

133630334 is a deficient number, since it is larger than the sum of its proper divisors (68045386).

133630334 is a wasteful number, since it uses less digits than its factorization.

133630334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 410074.

The product of its (nonzero) digits is 5832, while the sum is 26.

The square root of 133630334 is about 11559.8587361611. The cubic root of 133630334 is about 511.2519976488.

Adding to 133630334 its reverse (433036331), we get a palindrome (566666665).

The spelling of 133630334 in words is "one hundred thirty-three million, six hundred thirty thousand, three hundred thirty-four".