260070856 has 16 divisors (see below), whose sum is σ = 491949900. Its totient is φ = 128884224.

The previous prime is 260070847. The next prime is 260070857. The reversal of 260070856 is 658070062.

It can be written as a sum of positive squares in 2 ways, for example, as 259532100 + 538756 = 16110^2 + 734^2 .

It is not an unprimeable number, because it can be changed into a prime (260070857) 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 in 3 ways as a sum of consecutive naturals, for example, 142941 + ... + 144748.

Almost surely, 2^260070856 is an apocalyptic number.

It is an amenable number.

260070856 is a deficient number, since it is larger than the sum of its proper divisors (231879044).

260070856 is a wasteful number, since it uses less digits than its factorization.

260070856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 287808 (or 287804 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 260070856 is about 16126.7124982124. The cubic root of 260070856 is about 638.3084039436.

The spelling of 260070856 in words is "two hundred sixty million, seventy thousand, eight hundred fifty-six".