33998873 has 2 divisors, whose sum is σ = 33998874. Its totient is φ = 33998872.

The previous prime is 33998869. The next prime is 33998891. The reversal of 33998873 is 37889933.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 33953929 + 44944 = 5827^2 + 212^2 .

It is a cyclic number.

It is not a de Polignac number, because 33998873 - 2² = 33998869 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (33998843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16999436 + 16999437.

It is an arithmetic number, because the mean of its divisors is an integer number (16999437).

Almost surely, 2^33998873 is an apocalyptic number.

It is an amenable number.

33998873 is a deficient number, since it is larger than the sum of its proper divisors (1).

33998873 is an equidigital number, since it uses as much as digits as its factorization.

33998873 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 979776, while the sum is 50.

The square root of 33998873 is about 5830.8552545917. The cubic root of 33998873 is about 323.9576006348.

The spelling of 33998873 in words is "thirty-three million, nine hundred ninety-eight thousand, eight hundred seventy-three".