33954229 has 2 divisors, whose sum is σ = 33954230. Its totient is φ = 33954228.

The previous prime is 33954227. The next prime is 33954251. The reversal of 33954229 is 92245933.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23261329 + 10692900 = 4823^2 + 3270^2 .

It is a cyclic number.

It is not a de Polignac number, because 33954229 - 2¹ = 33954227 is a prime.

Together with 33954227, 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 (33954223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16977114 + 16977115.

It is an arithmetic number, because the mean of its divisors is an integer number (16977115).

Almost surely, 2^33954229 is an apocalyptic number.

It is an amenable number.

33954229 is a deficient number, since it is larger than the sum of its proper divisors (1).

33954229 is an equidigital number, since it uses as much as digits as its factorization.

33954229 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 58320, while the sum is 37.

The square root of 33954229 is about 5827.0257421776. The cubic root of 33954229 is about 323.8157420296.

The spelling of 33954229 in words is "thirty-three million, nine hundred fifty-four thousand, two hundred twenty-nine".