276434568 has 24 divisors (see below), whose sum is σ = 748677150. Its totient is φ = 92144832.

The previous prime is 276434567. The next prime is 276434581. The reversal of 276434568 is 865434672.

276434568 is a `hidden beast` number, since 27 + 64 + 3 + 4 + 568 = 666.

276434568 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 259145604 + 17288964 = 16098^2 + 4158^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is not an unprimeable number, because it can be changed into a prime (276434567) 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 5 ways as a sum of consecutive naturals, for example, 1919613 + ... + 1919756.

Almost surely, 2^276434568 is an apocalyptic number.

It is an amenable number.

276434568 is an abundant number, since it is smaller than the sum of its proper divisors (472242582).

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

276434568 is a wasteful number, since it uses less digits than its factorization.

276434568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3839381 (or 3839374 counting only the distinct ones).

The product of its digits is 967680, while the sum is 45.

The square root of 276434568 is about 16626.3215414595. The cubic root of 276434568 is about 651.4245427465.

The spelling of 276434568 in words is "two hundred seventy-six million, four hundred thirty-four thousand, five hundred sixty-eight".