260713256 has 8 divisors (see below), whose sum is σ = 488837370. Its totient is φ = 130356624.

The previous prime is 260713247. The next prime is 260713259. The reversal of 260713256 is 652317062.

It can be written as a sum of positive squares in only one way, i.e., 226021156 + 34692100 = 15034^2 + 5890^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (260713259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16294571 + ... + 16294586.

Almost surely, 2^260713256 is an apocalyptic number.

It is an amenable number.

260713256 is a deficient number, since it is larger than the sum of its proper divisors (228124114).

260713256 is a wasteful number, since it uses less digits than its factorization.

260713256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32589163 (or 32589159 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 260713256 is about 16146.6174785928. The cubic root of 260713256 is about 638.8335328349.

The spelling of 260713256 in words is "two hundred sixty million, seven hundred thirteen thousand, two hundred fifty-six".