33240269 has 2 divisors, whose sum is σ = 33240270. Its totient is φ = 33240268.

The previous prime is 33240257. The next prime is 33240271. The reversal of 33240269 is 96204233.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17952169 + 15288100 = 4237^2 + 3910^2 .

It is a cyclic number.

It is not a de Polignac number, because 33240269 - 2¹⁶ = 33174733 is a prime.

It is a super-2 number, since 2×33240269² = 2209830966384722, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 33240271, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33240239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16620134 + 16620135.

It is an arithmetic number, because the mean of its divisors is an integer number (16620135).

Almost surely, 2^33240269 is an apocalyptic number.

It is an amenable number.

33240269 is a deficient number, since it is larger than the sum of its proper divisors (1).

33240269 is an equidigital number, since it uses as much as digits as its factorization.

33240269 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 29.

The square root of 33240269 is about 5765.4374508792. The cubic root of 33240269 is about 321.5300069465.

The spelling of 33240269 in words is "thirty-three million, two hundred forty thousand, two hundred sixty-nine".