33042265 has 8 divisors (see below), whose sum is σ = 39682440. Its totient is φ = 26412672.

The previous prime is 33042263. The next prime is 33042277. The reversal of 33042265 is 56224033.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 19263321 + 13778944 = 4389^2 + 3712^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 33042265 - 2¹ = 33042263 is a prime.

It is not an unprimeable number, because it can be changed into a prime (33042263) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8517 + ... + 11773.

It is an arithmetic number, because the mean of its divisors is an integer number (4960305).

Almost surely, 2^33042265 is an apocalyptic number.

It is an amenable number.

33042265 is a deficient number, since it is larger than the sum of its proper divisors (6640175).

33042265 is a wasteful number, since it uses less digits than its factorization.

33042265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5291.

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 33042265 is about 5748.2401654767. The cubic root of 33042265 is about 320.8903103770.

Adding to 33042265 its reverse (56224033), we get a palindrome (89266298).

The spelling of 33042265 in words is "thirty-three million, forty-two thousand, two hundred sixty-five".