268730027 has 2 divisors, whose sum is σ = 268730028. Its totient is φ = 268730026.

The previous prime is 268730023. The next prime is 268730029. The reversal of 268730027 is 720037862.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 268730027 - 2² = 268730023 is a prime.

It is a super-2 number, since 2×268730027² = 144431654822841458, which contains 22 as substring.

Together with 268730029, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (268730023) 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, 134365013 + 134365014.

It is an arithmetic number, because the mean of its divisors is an integer number (134365014).

Almost surely, 2^268730027 is an apocalyptic number.

268730027 is a deficient number, since it is larger than the sum of its proper divisors (1).

268730027 is an equidigital number, since it uses as much as digits as its factorization.

268730027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28224, while the sum is 35.

The square root of 268730027 is about 16392.9871286474. The cubic root of 268730027 is about 645.3154533303.

Adding to 268730027 its reverse (720037862), we get a palindrome (988767889).

The spelling of 268730027 in words is "two hundred sixty-eight million, seven hundred thirty thousand, twenty-seven".