133032330 has 48 divisors (see below), whose sum is σ = 346563360. Its totient is φ = 35405664.

The previous prime is 133032323. The next prime is 133032337. The reversal of 133032330 is 33230331.

133032330 is a `hidden beast` number, since 1 + 330 + 3 + 2 + 330 = 666.

It is an interprime number because it is at equal distance from previous prime (133032323) and next prime (133032337).

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

It is not an unprimeable number, because it can be changed into a prime (133032337) 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 23 ways as a sum of consecutive naturals, for example, 58189 + ... + 60431.

It is an arithmetic number, because the mean of its divisors is an integer number (7220070).

Almost surely, 2^133032330 is an apocalyptic number.

133032330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

133032330 is an abundant number, since it is smaller than the sum of its proper divisors (213531030).

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

133032330 is a wasteful number, since it uses less digits than its factorization.

133032330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2915 (or 2912 counting only the distinct ones).

The product of its (nonzero) digits is 486, while the sum is 18.

The square root of 133032330 is about 11533.9641927656. The cubic root of 133032330 is about 510.4882291184.

Adding to 133032330 its reverse (33230331), we get a palindrome (166262661).

The spelling of 133032330 in words is "one hundred thirty-three million, thirty-two thousand, three hundred thirty".