133332330 has 32 divisors (see below), whose sum is σ = 325425600. Its totient is φ = 34952192.

The previous prime is 133332323. The next prime is 133332359. The reversal of 133332330 is 33233331.

It is a junction number, because it is equal to n+sod(n) for n = 133332297 and 133332306.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35895 + ... + 39434.

It is an arithmetic number, because the mean of its divisors is an integer number (10169550).

Almost surely, 2^133332330 is an apocalyptic number.

133332330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

133332330 is an abundant number, since it is smaller than the sum of its proper divisors (192093270).

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

133332330 is a wasteful number, since it uses less digits than its factorization.

133332330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75398.

The product of its (nonzero) digits is 1458, while the sum is 21.

The square root of 133332330 is about 11546.9619381030. The cubic root of 133332330 is about 510.8716734862.

Adding to 133332330 its reverse (33233331), we get a palindrome (166565661).

The spelling of 133332330 in words is "one hundred thirty-three million, three hundred thirty-two thousand, three hundred thirty".