269540 has 12 divisors (see below), whose sum is σ = 566076. Its totient is φ = 107808.

The previous prime is 269539. The next prime is 269543. The reversal of 269540 is 45962.

It can be written as a sum of positive squares in 2 ways, for example, as 141376 + 128164 = 376^2 + 358^2 .

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 269540.

It is not an unprimeable number, because it can be changed into a prime (269543) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6719 + ... + 6758.

It is an arithmetic number, because the mean of its divisors is an integer number (47173).

2²⁶⁹⁵⁴⁰ is an apocalyptic number.

269540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

269540 is an abundant number, since it is smaller than the sum of its proper divisors (296536).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

269540 is a wasteful number, since it uses less digits than its factorization.

269540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13486 (or 13484 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 269540 is about 519.1724183737. The cubic root of 269540 is about 64.5963146527.

The spelling of 269540 in words is "two hundred sixty-nine thousand, five hundred forty".