276772384 has 72 divisors (see below), whose sum is σ = 637761600. Its totient is φ = 117887616.

The previous prime is 276772367. The next prime is 276772423. The reversal of 276772384 is 483277672.

It is a happy number.

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 11 ways as a sum of consecutive naturals, for example, 311589 + ... + 312475.

It is an arithmetic number, because the mean of its divisors is an integer number (8857800).

Almost surely, 2^276772384 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 276772384, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (318880800).

276772384 is an abundant number, since it is smaller than the sum of its proper divisors (360989216).

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

276772384 is a wasteful number, since it uses less digits than its factorization.

276772384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1110 (or 1095 counting only the distinct ones).

The product of its digits is 790272, while the sum is 46.

The square root of 276772384 is about 16636.4775117812. The cubic root of 276772384 is about 651.6897918358.

The spelling of 276772384 in words is "two hundred seventy-six million, seven hundred seventy-two thousand, three hundred eighty-four".