33898379 has 2 divisors, whose sum is σ = 33898380. Its totient is φ = 33898378.

The previous prime is 33898373. The next prime is 33898393. The reversal of 33898379 is 97389833.

33898379 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 an emirp because it is prime and its reverse (97389833) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 33898379 - 2⁴ = 33898363 is a prime.

It is a super-2 number, since 2×33898379² = 2298200197655282, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (33898373) 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, 16949189 + 16949190.

It is an arithmetic number, because the mean of its divisors is an integer number (16949190).

Almost surely, 2^33898379 is an apocalyptic number.

33898379 is a deficient number, since it is larger than the sum of its proper divisors (1).

33898379 is an equidigital number, since it uses as much as digits as its factorization.

33898379 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 33898379 is about 5822.2314450733. The cubic root of 33898379 is about 323.6381005925.

The spelling of 33898379 in words is "thirty-three million, eight hundred ninety-eight thousand, three hundred seventy-nine".