260725608 has 256 divisors, whose sum is σ = 890265600. Its totient is φ = 69569280.

The previous prime is 260725571. The next prime is 260725649. The reversal of 260725608 is 806527062.

260725608 is a `hidden beast` number, since 26 + 0 + 7 + 25 + 608 = 666.

It is a Cunningham number, because it is equal to 16147²-1.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 710241 + ... + 710607.

It is an arithmetic number, because the mean of its divisors is an integer number (3477600).

Almost surely, 2^260725608 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 260725608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (445132800).

260725608 is an abundant number, since it is smaller than the sum of its proper divisors (629539992).

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

260725608 is a wasteful number, since it uses less digits than its factorization.

260725608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 429 (or 419 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 36.

The square root of 260725608 is about 16146.9999690345. Note that the first 4 decimals coincide. The cubic root of 260725608 is about 638.8436215013.

The spelling of 260725608 in words is "two hundred sixty million, seven hundred twenty-five thousand, six hundred eight".