33834949 has 2 divisors, whose sum is σ = 33834950. Its totient is φ = 33834948.

The previous prime is 33834943. The next prime is 33834973. The reversal of 33834949 is 94943833.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19448100 + 14386849 = 4410^2 + 3793^2 .

It is an emirp because it is prime and its reverse (94943833) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-33834949 is a prime.

It is a super-2 number, since 2×33834949² = 2289607547665202, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33834943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16917474 + 16917475.

It is an arithmetic number, because the mean of its divisors is an integer number (16917475).

Almost surely, 2^33834949 is an apocalyptic number.

It is an amenable number.

33834949 is a deficient number, since it is larger than the sum of its proper divisors (1).

33834949 is an equidigital number, since it uses as much as digits as its factorization.

33834949 is an evil number, because the sum of its binary digits is even.

The product of its digits is 279936, while the sum is 43.

The square root of 33834949 is about 5816.7816703053. The cubic root of 33834949 is about 323.4361127419.

The spelling of 33834949 in words is "thirty-three million, eight hundred thirty-four thousand, nine hundred forty-nine".