260340 has 24 divisors (see below), whose sum is σ = 729120. Its totient is φ = 69408.

The previous prime is 260339. The next prime is 260363. The reversal of 260340 is 43062.

260340 = T₁₆₁ + T₁₆₂ + ... + T₁₇₈.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a nialpdrome in base 15.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2110 + ... + 2229.

It is an arithmetic number, because the mean of its divisors is an integer number (30380).

2²⁶⁰³⁴⁰ is an apocalyptic number.

260340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

260340 is an abundant number, since it is smaller than the sum of its proper divisors (468780).

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

260340 is a wasteful number, since it uses less digits than its factorization.

260340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4351 (or 4349 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 260340 is about 510.2352398649. The cubic root of 260340 is about 63.8528520428.

The spelling of 260340 in words is "two hundred sixty thousand, three hundred forty".