33945241 has 4 divisors (see below), whose sum is σ = 37031184. Its totient is φ = 30859300.

The previous prime is 33945227. The next prime is 33945259. The reversal of 33945241 is 14254933.

33945241 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 33945241 - 2²³ = 25556633 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (33945211) 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 in 3 ways as a sum of consecutive naturals, for example, 1542955 + ... + 1542976.

It is an arithmetic number, because the mean of its divisors is an integer number (9257796).

Almost surely, 2^33945241 is an apocalyptic number.

It is an amenable number.

33945241 is a deficient number, since it is larger than the sum of its proper divisors (3085943).

33945241 is a wasteful number, since it uses less digits than its factorization.

33945241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3085942.

The product of its digits is 12960, while the sum is 31.

The square root of 33945241 is about 5826.2544571963. The cubic root of 33945241 is about 323.7871671625.

The spelling of 33945241 in words is "thirty-three million, nine hundred forty-five thousand, two hundred forty-one".