33250133 has 24 divisors (see below), whose sum is σ = 41227200. Its totient is φ = 26193024.

The previous prime is 33250127. The next prime is 33250141. The reversal of 33250133 is 33105233.

It is not a de Polignac number, because 33250133 - 2⁶ = 33250069 is a prime.

It is a super-2 number, since 2×33250133² = 2211142689035378, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33250183) 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, 373553 + ... + 373641.

It is an arithmetic number, because the mean of its divisors is an integer number (1717800).

Almost surely, 2^33250133 is an apocalyptic number.

It is an amenable number.

33250133 is a deficient number, since it is larger than the sum of its proper divisors (7977067).

33250133 is an equidigital number, since it uses as much as digits as its factorization.

33250133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221 (or 168 counting only the distinct ones).

The product of its (nonzero) digits is 810, while the sum is 20.

The square root of 33250133 is about 5766.2928298865. The cubic root of 33250133 is about 321.5618083169.

Adding to 33250133 its reverse (33105233), we get a palindrome (66355366).

The spelling of 33250133 in words is "thirty-three million, two hundred fifty thousand, one hundred thirty-three".