268249463 has 2 divisors, whose sum is σ = 268249464. Its totient is φ = 268249462.

The previous prime is 268249433. The next prime is 268249493. The reversal of 268249463 is 364942862.

It is a balanced prime because it is at equal distance from previous prime (268249433) and next prime (268249493).

It is a cyclic number.

It is not a de Polignac number, because 268249463 - 2¹⁰ = 268248439 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (268249433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134124731 + 134124732.

It is an arithmetic number, because the mean of its divisors is an integer number (134124732).

Almost surely, 2^268249463 is an apocalyptic number.

268249463 is a deficient number, since it is larger than the sum of its proper divisors (1).

268249463 is an equidigital number, since it uses as much as digits as its factorization.

268249463 is an evil number, because the sum of its binary digits is even.

The product of its digits is 497664, while the sum is 44.

The square root of 268249463 is about 16378.3229605476. The cubic root of 268249463 is about 644.9305559913.

The spelling of 268249463 in words is "two hundred sixty-eight million, two hundred forty-nine thousand, four hundred sixty-three".