33023243 has 4 divisors (see below), whose sum is σ = 36025368. Its totient is φ = 30021120.

The previous prime is 33023227. The next prime is 33023251. The reversal of 33023243 is 34232033.

33023243 is nontrivially palindromic in base 12.

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

It is a cyclic number.

It is not a de Polignac number, because 33023243 - 2⁴ = 33023227 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (33023213) 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, 1501046 + ... + 1501067.

It is an arithmetic number, because the mean of its divisors is an integer number (9006342).

Almost surely, 2^33023243 is an apocalyptic number.

33023243 is a deficient number, since it is larger than the sum of its proper divisors (3002125).

33023243 is a wasteful number, since it uses less digits than its factorization.

33023243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3002124.

The product of its (nonzero) digits is 1296, while the sum is 20.

The square root of 33023243 is about 5746.5853339179. The cubic root of 33023243 is about 320.8287211046.

Adding to 33023243 its reverse (34232033), we get a palindrome (67255276).

The spelling of 33023243 in words is "thirty-three million, twenty-three thousand, two hundred forty-three".