33336091 has 2 divisors, whose sum is σ = 33336092. Its totient is φ = 33336090.

The previous prime is 33336071. The next prime is 33336169. The reversal of 33336091 is 19063333.

It is a weak prime.

It is an emirp because it is prime and its reverse (19063333) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 33336091 - 2¹¹ = 33334043 is a prime.

It is a super-2 number, since 2×33336091² = 2222589926320562, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (33336011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16668045 + 16668046.

It is an arithmetic number, because the mean of its divisors is an integer number (16668046).

Almost surely, 2^33336091 is an apocalyptic number.

33336091 is a deficient number, since it is larger than the sum of its proper divisors (1).

33336091 is an equidigital number, since it uses as much as digits as its factorization.

33336091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4374, while the sum is 28.

The square root of 33336091 is about 5773.7415078959. The cubic root of 33336091 is about 321.8386696168.

The spelling of 33336091 in words is "thirty-three million, three hundred thirty-six thousand, ninety-one".