260531056 has 20 divisors (see below), whose sum is σ = 517091904. Its totient is φ = 127088000.

The previous prime is 260531027. The next prime is 260531057. The reversal of 260531056 is 650135062.

It is a super-2 number, since 2×260531056² = 135752862280950272, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (260531057) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 197920 + ... + 199231.

Almost surely, 2^260531056 is an apocalyptic number.

It is an amenable number.

260531056 is a deficient number, since it is larger than the sum of its proper divisors (256560848).

260531056 is a wasteful number, since it uses less digits than its factorization.

260531056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 397200 (or 397194 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 28.

The square root of 260531056 is about 16140.9744439423. The cubic root of 260531056 is about 638.6846814411.

The spelling of 260531056 in words is "two hundred sixty million, five hundred thirty-one thousand, fifty-six".