268745419 has 2 divisors, whose sum is σ = 268745420. Its totient is φ = 268745418.

The previous prime is 268745371. The next prime is 268745441. The reversal of 268745419 is 914547862.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 268745419 - 2¹⁷ = 268614347 is a prime.

It is a super-2 number, since 2×268745419² = 144448200466971122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (268745219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134372709 + 134372710.

It is an arithmetic number, because the mean of its divisors is an integer number (134372710).

Almost surely, 2^268745419 is an apocalyptic number.

268745419 is a deficient number, since it is larger than the sum of its proper divisors (1).

268745419 is an equidigital number, since it uses as much as digits as its factorization.

268745419 is an evil number, because the sum of its binary digits is even.

The product of its digits is 483840, while the sum is 46.

The square root of 268745419 is about 16393.4565909695. The cubic root of 268745419 is about 645.3277736330.

The spelling of 268745419 in words is "two hundred sixty-eight million, seven hundred forty-five thousand, four hundred nineteen".