269719969 has 2 divisors, whose sum is σ = 269719970. Its totient is φ = 269719968.

The previous prime is 269719963. The next prime is 269719997. The reversal of 269719969 is 969917962.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 266897569 + 2822400 = 16337^2 + 1680^2 .

It is a cyclic number.

It is not a de Polignac number, because 269719969 - 2¹⁹ = 269195681 is a prime.

It is a super-2 number, since 2×269719969² = 145497723354721922, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (269719963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134859984 + 134859985.

It is an arithmetic number, because the mean of its divisors is an integer number (134859985).

Almost surely, 2^269719969 is an apocalyptic number.

It is an amenable number.

269719969 is a deficient number, since it is larger than the sum of its proper divisors (1).

269719969 is an equidigital number, since it uses as much as digits as its factorization.

269719969 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3306744, while the sum is 58.

The square root of 269719969 is about 16423.1534426248. The cubic root of 269719969 is about 646.1068821225.

The spelling of 269719969 in words is "two hundred sixty-nine million, seven hundred nineteen thousand, nine hundred sixty-nine".