276625244 has 12 divisors (see below), whose sum is σ = 553250544. Its totient is φ = 118553664.

The previous prime is 276625213. The next prime is 276625259. The reversal of 276625244 is 442526672.

It is a happy number.

276625244 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 276625198 and 276625207.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4939709 + ... + 4939764.

It is an arithmetic number, because the mean of its divisors is an integer number (46104212).

Almost surely, 2^276625244 is an apocalyptic number.

It is an amenable number.

276625244 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

276625244 is a wasteful number, since it uses less digits than its factorization.

276625244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9879484 (or 9879482 counting only the distinct ones).

The product of its digits is 161280, while the sum is 38.

The square root of 276625244 is about 16632.0547137147. The cubic root of 276625244 is about 651.5742858110.

The spelling of 276625244 in words is "two hundred seventy-six million, six hundred twenty-five thousand, two hundred forty-four".