33685063 has 2 divisors, whose sum is σ = 33685064. Its totient is φ = 33685062.

The previous prime is 33685061. The next prime is 33685117. The reversal of 33685063 is 36058633.

It is a happy number.

33685063 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 33685063 - 2¹ = 33685061 is a prime.

It is a super-2 number, since 2×33685063² = 2269366938627938, which contains 22 as substring.

Together with 33685061, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33685061) 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, 16842531 + 16842532.

It is an arithmetic number, because the mean of its divisors is an integer number (16842532).

Almost surely, 2^33685063 is an apocalyptic number.

33685063 is a deficient number, since it is larger than the sum of its proper divisors (1).

33685063 is an equidigital number, since it uses as much as digits as its factorization.

33685063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 38880, while the sum is 34.

The square root of 33685063 is about 5803.8834412831. The cubic root of 33685063 is about 322.9578074331.

The spelling of 33685063 in words is "thirty-three million, six hundred eighty-five thousand, sixty-three".