33042272 has 12 divisors (see below), whose sum is σ = 65052036. Its totient is φ = 16521120.

The previous prime is 33042263. The next prime is 33042277. The reversal of 33042272 is 27224033.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33042277) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 516254 + ... + 516317.

It is an arithmetic number, because the mean of its divisors is an integer number (5421003).

Almost surely, 2^33042272 is an apocalyptic number.

33042272 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

33042272 is a deficient number, since it is larger than the sum of its proper divisors (32009764).

33042272 is a wasteful number, since it uses less digits than its factorization.

33042272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1032581 (or 1032573 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 23.

The square root of 33042272 is about 5748.2407743587. The cubic root of 33042272 is about 320.8903330372.

The spelling of 33042272 in words is "thirty-three million, forty-two thousand, two hundred seventy-two".