33004733 has 4 divisors (see below), whose sum is σ = 33019740. Its totient is φ = 32989728.

The previous prime is 33004723. The next prime is 33004753. The reversal of 33004733 is 33740033.

33004733 is nontrivially palindromic in base 5.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 33740033 = 811 ⋅41603.

It can be written as a sum of positive squares in 2 ways, for example, as 252004 + 32752729 = 502^2 + 5723^2 .

It is a cyclic number.

It is not a de Polignac number, because 33004733 - 2⁴ = 33004717 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 33004699 and 33004708.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33004723) 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, 3488 + ... + 8841.

It is an arithmetic number, because the mean of its divisors is an integer number (8254935).

Almost surely, 2^33004733 is an apocalyptic number.

It is an amenable number.

33004733 is a deficient number, since it is larger than the sum of its proper divisors (15007).

33004733 is a wasteful number, since it uses less digits than its factorization.

33004733 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15006.

The product of its (nonzero) digits is 2268, while the sum is 23.

The square root of 33004733 is about 5744.9745865408. The cubic root of 33004733 is about 320.7687668726.

Adding to 33004733 its reverse (33740033), we get a palindrome (66744766).

The spelling of 33004733 in words is "thirty-three million, four thousand, seven hundred thirty-three".