276090216 has 64 divisors (see below), whose sum is σ = 750028800. Its totient is φ = 84369600.

The previous prime is 276090151. The next prime is 276090223. The reversal of 276090216 is 612090672.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4371 + ... + 23901.

It is an arithmetic number, because the mean of its divisors is an integer number (11719200).

Almost surely, 2^276090216 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 276090216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (375014400).

276090216 is an abundant number, since it is smaller than the sum of its proper divisors (473938584).

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

276090216 is a wasteful number, since it uses less digits than its factorization.

276090216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19590 (or 19586 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 33.

The square root of 276090216 is about 16615.9626865253. The cubic root of 276090216 is about 651.1539391645.

The spelling of 276090216 in words is "two hundred seventy-six million, ninety thousand, two hundred sixteen".