276956136 has 24 divisors (see below), whose sum is σ = 750089730. Its totient is φ = 92318688.

The previous prime is 276956131. The next prime is 276956153. The reversal of 276956136 is 631659672.

276956136 is a `hidden beast` number, since 27 + 6 + 9 + 5 + 613 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 206496900 + 70459236 = 14370^2 + 8394^2 .

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

It is a super-4 number, since 4×276956136⁴ (a number of 35 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 276956091 and 276956100.

It is not an unprimeable number, because it can be changed into a prime (276956131) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1923235 + ... + 1923378.

Almost surely, 2^276956136 is an apocalyptic number.

It is an amenable number.

276956136 is an abundant number, since it is smaller than the sum of its proper divisors (473133594).

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

276956136 is a wasteful number, since it uses less digits than its factorization.

276956136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3846625 (or 3846618 counting only the distinct ones).

The product of its digits is 408240, while the sum is 45.

The square root of 276956136 is about 16641.9991587549. Note that the first 3 decimals coincide. The cubic root of 276956136 is about 651.8339810907.

The spelling of 276956136 in words is "two hundred seventy-six million, nine hundred fifty-six thousand, one hundred thirty-six".