275316228 has 36 divisors (see below), whose sum is σ = 759206448. Its totient is φ = 83429040.

The previous prime is 275316211. The next prime is 275316247. The reversal of 275316228 is 822613572.

275316228 is a `hidden beast` number, since 27 + 5 + 3 + 1 + 622 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 275316192 and 275316201.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 347226 + ... + 348017.

It is an arithmetic number, because the mean of its divisors is an integer number (21089068).

Almost surely, 2^275316228 is an apocalyptic number.

It is an amenable number.

275316228 is an abundant number, since it is smaller than the sum of its proper divisors (483890220).

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

275316228 is a wasteful number, since it uses less digits than its factorization.

275316228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 695264 (or 695259 counting only the distinct ones).

The product of its digits is 40320, while the sum is 36.

The square root of 275316228 is about 16592.6558452829. The cubic root of 275316228 is about 650.5448906287.

It can be divided in two parts, 2753 and 16228, that added together give a palindrome (18981).

The spelling of 275316228 in words is "two hundred seventy-five million, three hundred sixteen thousand, two hundred twenty-eight".