275056100 has 36 divisors (see below), whose sum is σ = 651135408. Its totient is φ = 100020000.

The previous prime is 275056099. The next prime is 275056109. The reversal of 275056100 is 1650572.

It is a self number, because there is not a number n which added to its sum of digits gives 275056100.

It is not an unprimeable number, because it can be changed into a prime (275056109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 123926 + ... + 126125.

Almost surely, 2^275056100 is an apocalyptic number.

275056100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

275056100 is an abundant number, since it is smaller than the sum of its proper divisors (376079308).

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

275056100 is a wasteful number, since it uses less digits than its factorization.

275056100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250076 (or 250069 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 26.

The square root of 275056100 is about 16584.8153441635. The cubic root of 275056100 is about 650.3399405283.

The spelling of 275056100 in words is "two hundred seventy-five million, fifty-six thousand, one hundred".