269728087 has 2 divisors, whose sum is σ = 269728088. Its totient is φ = 269728086.

The previous prime is 269728073. The next prime is 269728091. The reversal of 269728087 is 780827962.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 269728087 - 2⁷ = 269727959 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 269728087.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (269728007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134864043 + 134864044.

It is an arithmetic number, because the mean of its divisors is an integer number (134864044).

Almost surely, 2^269728087 is an apocalyptic number.

269728087 is a deficient number, since it is larger than the sum of its proper divisors (1).

269728087 is an equidigital number, since it uses as much as digits as its factorization.

269728087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 677376, while the sum is 49.

The square root of 269728087 is about 16423.4005918385. The cubic root of 269728087 is about 646.1133642072.

The spelling of 269728087 in words is "two hundred sixty-nine million, seven hundred twenty-eight thousand, eighty-seven".