33268379 has 2 divisors, whose sum is σ = 33268380. Its totient is φ = 33268378.

The previous prime is 33268357. The next prime is 33268397. The reversal of 33268379 is 97386233.

Together with next prime (33268397) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-33268379 is a prime.

It is a super-2 number, since 2×33268379² = 2213570082575282, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (33261379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16634189 + 16634190.

It is an arithmetic number, because the mean of its divisors is an integer number (16634190).

Almost surely, 2^33268379 is an apocalyptic number.

33268379 is a deficient number, since it is larger than the sum of its proper divisors (1).

33268379 is an equidigital number, since it uses as much as digits as its factorization.

33268379 is an evil number, because the sum of its binary digits is even.

The product of its digits is 163296, while the sum is 41.

The square root of 33268379 is about 5767.8747385844. The cubic root of 33268379 is about 321.6206165415.

The spelling of 33268379 in words is "thirty-three million, two hundred sixty-eight thousand, three hundred seventy-nine".