260478 has 24 divisors (see below), whose sum is σ = 585000. Its totient is φ = 83664.

The previous prime is 260467. The next prime is 260483. The reversal of 260478 is 874062.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 273 + ... + 771.

It is an arithmetic number, because the mean of its divisors is an integer number (24375).

2²⁶⁰⁴⁷⁸ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 260478, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (292500).

260478 is an abundant number, since it is smaller than the sum of its proper divisors (324522).

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

260478 is a wasteful number, since it uses less digits than its factorization.

260478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 536 (or 533 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The square root of 260478 is about 510.3704536903. The cubic root of 260478 is about 63.8641323392.

The spelling of 260478 in words is "two hundred sixty thousand, four hundred seventy-eight".