33425033 has 8 divisors (see below), whose sum is σ = 34145928. Its totient is φ = 32707584.

The previous prime is 33424999. The next prime is 33425039. The reversal of 33425033 is 33052433.

It can be written as a sum of positive squares in 4 ways, for example, as 28815424 + 4609609 = 5368^2 + 2147^2 .

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 33425033 - 2⁶ = 33424969 is a prime.

It is a super-2 number, since 2×33425033² = 2234465662102178, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (33425039) 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 7 ways as a sum of consecutive naturals, for example, 30035 + ... + 31127.

It is an arithmetic number, because the mean of its divisors is an integer number (4268241).

Almost surely, 2^33425033 is an apocalyptic number.

It is an amenable number.

33425033 is a deficient number, since it is larger than the sum of its proper divisors (720895).

33425033 is a wasteful number, since it uses less digits than its factorization.

33425033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1723.

The product of its (nonzero) digits is 3240, while the sum is 23.

The square root of 33425033 is about 5781.4386617865. The cubic root of 33425033 is about 322.1246415093.

Adding to 33425033 its reverse (33052433), we get a palindrome (66477466).

The spelling of 33425033 in words is "thirty-three million, four hundred twenty-five thousand, thirty-three".