268982533 has 2 divisors, whose sum is σ = 268982534. Its totient is φ = 268982532.

The previous prime is 268982521. The next prime is 268982573. The reversal of 268982533 is 335289862.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 237375649 + 31606884 = 15407^2 + 5622^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-268982533 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (268982503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134491266 + 134491267.

It is an arithmetic number, because the mean of its divisors is an integer number (134491267).

Almost surely, 2^268982533 is an apocalyptic number.

It is an amenable number.

268982533 is a deficient number, since it is larger than the sum of its proper divisors (1).

268982533 is an equidigital number, since it uses as much as digits as its factorization.

268982533 is an evil number, because the sum of its binary digits is even.

The product of its digits is 622080, while the sum is 46.

The square root of 268982533 is about 16400.6869673194. The cubic root of 268982533 is about 645.5175086745.

The spelling of 268982533 in words is "two hundred sixty-eight million, nine hundred eighty-two thousand, five hundred thirty-three".