269997 has 32 divisors (see below), whose sum is σ = 473088. Its totient is φ = 133056.

The previous prime is 269987. The next prime is 270001. The reversal of 269997 is 799962.

It is not a de Polignac number, because 269997 - 2⁴ = 269981 is a prime.

It is an Ulam number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 269997.

It is not an unprimeable number, because it can be changed into a prime (269947) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6258 + ... + 6300.

It is an arithmetic number, because the mean of its divisors is an integer number (14784).

2²⁶⁹⁹⁹⁷ is an apocalyptic number.

It is an amenable number.

269997 is a deficient number, since it is larger than the sum of its proper divisors (203091).

269997 is a wasteful number, since it uses less digits than its factorization.

269997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89.

The product of its digits is 61236, while the sum is 42.

The square root of 269997 is about 519.6123555113. The cubic root of 269997 is about 64.6328013184.

The spelling of 269997 in words is "two hundred sixty-nine thousand, nine hundred ninety-seven".