260056100 has 18 divisors (see below), whose sum is σ = 564321954. Its totient is φ = 104022400.

The previous prime is 260056087. The next prime is 260056103. The reversal of 260056100 is 1650062.

It can be written as a sum of positive squares in 3 ways, for example, as 652864 + 259403236 = 808^2 + 16106^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (260056103) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1300181 + ... + 1300380.

Almost surely, 2^260056100 is an apocalyptic number.

260056100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

260056100 is an abundant number, since it is smaller than the sum of its proper divisors (304265854).

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

260056100 is a wasteful number, since it uses less digits than its factorization.

260056100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2600575 (or 2600568 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 260056100 is about 16126.2549899225. The cubic root of 260056100 is about 638.2963315195.

The spelling of 260056100 in words is "two hundred sixty million, fifty-six thousand, one hundred".