260700860 has 48 divisors (see below), whose sum is σ = 652893696. Its totient is φ = 85495872.

The previous prime is 260700851. The next prime is 260700871. The reversal of 260700860 is 68007062.

260700860 = 393² + 394² + ... + 944².

260700860 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37262 + ... + 43701.

It is an arithmetic number, because the mean of its divisors is an integer number (13601952).

Almost surely, 2^260700860 is an apocalyptic number.

260700860 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

260700860 is an abundant number, since it is smaller than the sum of its proper divisors (392192836).

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

260700860 is a wasteful number, since it uses less digits than its factorization.

260700860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81002 (or 81000 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 260700860 is about 16146.2336165435. The cubic root of 260700860 is about 638.8234079105.

The spelling of 260700860 in words is "two hundred sixty million, seven hundred thousand, eight hundred sixty".