133356230 has 32 divisors (see below), whose sum is σ = 275595264. Its totient is φ = 45511776.

The previous prime is 133356229. The next prime is 133356233. The reversal of 133356230 is 32653331.

133356230 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 133356230.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133356233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11339 + ... + 19881.

It is an arithmetic number, because the mean of its divisors is an integer number (8612352).

Almost surely, 2^133356230 is an apocalyptic number.

133356230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

133356230 is an abundant number, since it is smaller than the sum of its proper divisors (142239034).

133356230 is a wasteful number, since it uses less digits than its factorization.

133356230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8780.

The product of its (nonzero) digits is 4860, while the sum is 26.

The square root of 133356230 is about 11547.9967959815. The cubic root of 133356230 is about 510.9021964747.

The spelling of 133356230 in words is "one hundred thirty-three million, three hundred fifty-six thousand, two hundred thirty".