33132243 has 4 divisors (see below), whose sum is σ = 44176328. Its totient is φ = 22088160.

The previous prime is 33132241. The next prime is 33132271. The reversal of 33132243 is 34223133.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 33132243 - 2¹ = 33132241 is a prime.

It is a super-2 number, since 2×33132243² = 2195491052422098, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (33132241) 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, 5522038 + ... + 5522043.

It is an arithmetic number, because the mean of its divisors is an integer number (11044082).

Almost surely, 2^33132243 is an apocalyptic number.

33132243 is a deficient number, since it is larger than the sum of its proper divisors (11044085).

33132243 is a wasteful number, since it uses less digits than its factorization.

33132243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11044084.

The product of its digits is 1296, while the sum is 21.

The square root of 33132243 is about 5756.0614138489. The cubic root of 33132243 is about 321.1813204885.

Adding to 33132243 its reverse (34223133), we get a palindrome (67355376).

The spelling of 33132243 in words is "thirty-three million, one hundred thirty-two thousand, two hundred forty-three".