275300100 has 72 divisors (see below), whose sum is σ = 885047520. Its totient is φ = 73412640.

The previous prime is 275300083. The next prime is 275300107. The reversal of 275300100 is 1003572.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (275300107) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 48282 + ... + 53681.

Almost surely, 2^275300100 is an apocalyptic number.

275300100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

275300100 is an abundant number, since it is smaller than the sum of its proper divisors (609747420).

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

275300100 is a wasteful number, since it uses less digits than its factorization.

275300100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101986 (or 101973 counting only the distinct ones).

The product of its (nonzero) digits is 210, while the sum is 18.

The square root of 275300100 is about 16592.1698400179. The cubic root of 275300100 is about 650.5321874268.

Adding to 275300100 its reverse (1003572), we get a palindrome (276303672).

The spelling of 275300100 in words is "two hundred seventy-five million, three hundred thousand, one hundred".