275630130 has 24 divisors (see below), whose sum is σ = 716638572. Its totient is φ = 73501344.

The previous prime is 275630119. The next prime is 275630141. The reversal of 275630130 is 31036572.

It is a happy number.

275630130 is a `hidden beast` number, since 27 + 5 + 630 + 1 + 3 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (275630119) and next prime (275630141).

It can be written as a sum of positive squares in 2 ways, for example, as 274929561 + 700569 = 16581^2 + 837^2 .

It is a junction number, because it is equal to n+sod(n) for n = 275630094 and 275630103.

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, 1531189 + ... + 1531368.

Almost surely, 2^275630130 is an apocalyptic number.

275630130 is an abundant number, since it is smaller than the sum of its proper divisors (441008442).

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

275630130 is a wasteful number, since it uses less digits than its factorization.

275630130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3062570 (or 3062567 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 27.

The square root of 275630130 is about 16602.1122150165. The cubic root of 275630130 is about 650.7920364700.

The spelling of 275630130 in words is "two hundred seventy-five million, six hundred thirty thousand, one hundred thirty".