4084742428 has 24 divisors (see below), whose sum is σ = 7906230752. Its totient is φ = 1834311744.

The previous prime is 4084742407. The next prime is 4084742429. The reversal of 4084742428 is 8242474804.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4084742429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1059600 + ... + 1063447.

Almost surely, 2^4084742428 is an apocalyptic number.

It is an amenable number.

4084742428 is a deficient number, since it is larger than the sum of its proper divisors (3821488324).

4084742428 is a wasteful number, since it uses less digits than its factorization.

4084742428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2123101 (or 2123099 counting only the distinct ones).

The product of its (nonzero) digits is 458752, while the sum is 43.

The square root of 4084742428 is about 63911.9897045930. The cubic root of 4084742428 is about 1598.5328253478.

The spelling of 4084742428 in words is "four billion, eighty-four million, seven hundred forty-two thousand, four hundred twenty-eight".