276090828 has 24 divisors (see below), whose sum is σ = 693767088. Its totient is φ = 84950976.

The previous prime is 276090823. The next prime is 276090839. The reversal of 276090828 is 828090672.

It is a happy number.

276090828 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×276090828² = 152452290611451168, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 276090828.

It is not an unprimeable number, because it can be changed into a prime (276090821) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 884751 + ... + 885062.

It is an arithmetic number, because the mean of its divisors is an integer number (28906962).

Almost surely, 2^276090828 is an apocalyptic number.

It is an amenable number.

276090828 is an abundant number, since it is smaller than the sum of its proper divisors (417676260).

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

276090828 is a wasteful number, since it uses less digits than its factorization.

276090828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1769833 (or 1769831 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 42.

The square root of 276090828 is about 16615.9811025410. The cubic root of 276090828 is about 651.1544202946.

The spelling of 276090828 in words is "two hundred seventy-six million, ninety thousand, eight hundred twenty-eight".