2776304 has 40 divisors (see below), whose sum is σ = 5825520. Its totient is φ = 1276928.

The previous prime is 2776303. The next prime is 2776309. The reversal of 2776304 is 4036772.

2776304 = T₃₈₇ + T₃₈₈ + ... + T₄₂₀.

2776304 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2776303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15962 + ... + 16134.

It is an arithmetic number, because the mean of its divisors is an integer number (145638).

2^2776304 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 2776304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2912760).

2776304 is an abundant number, since it is smaller than the sum of its proper divisors (3049216).

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

2776304 is a wasteful number, since it uses less digits than its factorization.

2776304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257 (or 251 counting only the distinct ones).

The product of its (nonzero) digits is 7056, while the sum is 29.

The square root of 2776304 is about 1666.2244746732. The cubic root of 2776304 is about 140.5472458393.

The spelling of 2776304 in words is "two million, seven hundred seventy-six thousand, three hundred four".