260523328 has 28 divisors (see below), whose sum is σ = 556745140. Its totient is φ = 120241152.

The previous prime is 260523311. The next prime is 260523337. The reversal of 260523328 is 823325062.

It can be written as a sum of positive squares in 2 ways, for example, as 23116864 + 237406464 = 4808^2 + 15408^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 260523328.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 155733 + ... + 157396.

It is an arithmetic number, because the mean of its divisors is an integer number (19883755).

Almost surely, 2^260523328 is an apocalyptic number.

It is an amenable number.

260523328 is an abundant number, since it is smaller than the sum of its proper divisors (296221812).

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

260523328 is a wasteful number, since it uses less digits than its factorization.

260523328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313154 (or 313144 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 260523328 is about 16140.7350514157. The cubic root of 260523328 is about 638.6783663858.

The spelling of 260523328 in words is "two hundred sixty million, five hundred twenty-three thousand, three hundred twenty-eight".