269947 has 2 divisors, whose sum is σ = 269948. Its totient is φ = 269946.

The previous prime is 269939. The next prime is 269953. The reversal of 269947 is 749962.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 269947 - 2³ = 269939 is a prime.

It is a Chen prime.

It is a d-powerful number, because it can be written as 2 + 6⁵ + 9 + 9 + 4⁹ + 7 .

269947 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (269987) 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, 134973 + 134974.

It is an arithmetic number, because the mean of its divisors is an integer number (134974).

2²⁶⁹⁹⁴⁷ is an apocalyptic number.

269947 is a deficient number, since it is larger than the sum of its proper divisors (1).

269947 is an equidigital number, since it uses as much as digits as its factorization.

269947 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27216, while the sum is 37.

The square root of 269947 is about 519.5642404939. The cubic root of 269947 is about 64.6288113487.

The spelling of 269947 in words is "two hundred sixty-nine thousand, nine hundred forty-seven".