2774428382 has 16 divisors (see below), whose sum is σ = 4554772992. Its totient is φ = 1256992920.

The previous prime is 2774428381. The next prime is 2774428451. The reversal of 2774428382 is 2838244772.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2774428381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 198638 + ... + 212145.

It is an arithmetic number, because the mean of its divisors is an integer number (284673312).

Almost surely, 2^2774428382 is an apocalyptic number.

2774428382 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2774428382 is a deficient number, since it is larger than the sum of its proper divisors (1780344610).

2774428382 is a wasteful number, since it uses less digits than its factorization.

2774428382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 411103.

The product of its digits is 1204224, while the sum is 47.

The square root of 2774428382 is about 52672.8429268822. The cubic root of 2774428382 is about 1405.1558836342.

The spelling of 2774428382 in words is "two billion, seven hundred seventy-four million, four hundred twenty-eight thousand, three hundred eighty-two".