268424477 has 2 divisors, whose sum is σ = 268424478. Its totient is φ = 268424476.

The previous prime is 268424459. The next prime is 268424491. The reversal of 268424477 is 774424862.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 168844036 + 99580441 = 12994^2 + 9979^2 .

It is a cyclic number.

It is not a de Polignac number, because 268424477 - 2⁶ = 268424413 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (268429477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134212238 + 134212239.

It is an arithmetic number, because the mean of its divisors is an integer number (134212239).

Almost surely, 2^268424477 is an apocalyptic number.

It is an amenable number.

268424477 is a deficient number, since it is larger than the sum of its proper divisors (1).

268424477 is an equidigital number, since it uses as much as digits as its factorization.

268424477 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 602112, while the sum is 44.

The square root of 268424477 is about 16383.6649440838. The cubic root of 268424477 is about 645.0707828495.

The spelling of 268424477 in words is "two hundred sixty-eight million, four hundred twenty-four thousand, four hundred seventy-seven".