33036413 has 2 divisors, whose sum is σ = 33036414. Its totient is φ = 33036412.

The previous prime is 33036403. The next prime is 33036433. The reversal of 33036413 is 31463033.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 27019204 + 6017209 = 5198^2 + 2453^2 .

It is a cyclic number.

It is not a de Polignac number, because 33036413 - 2⁴ = 33036397 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33036403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16518206 + 16518207.

It is an arithmetic number, because the mean of its divisors is an integer number (16518207).

Almost surely, 2^33036413 is an apocalyptic number.

It is an amenable number.

33036413 is a deficient number, since it is larger than the sum of its proper divisors (1).

33036413 is an equidigital number, since it uses as much as digits as its factorization.

33036413 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 23.

The square root of 33036413 is about 5747.7311175802. The cubic root of 33036413 is about 320.8713653383.

Adding to 33036413 its reverse (31463033), we get a palindrome (64499446).

The spelling of 33036413 in words is "thirty-three million, thirty-six thousand, four hundred thirteen".