4085722146 has 32 divisors (see below), whose sum is σ = 8974152000. Its totient is φ = 1229785280.

The previous prime is 4085722073. The next prime is 4085722163. The reversal of 4085722146 is 6412275804.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 197901 + ... + 217568.

It is an arithmetic number, because the mean of its divisors is an integer number (280442250).

Almost surely, 2^4085722146 is an apocalyptic number.

4085722146 is an abundant number, since it is smaller than the sum of its proper divisors (4888429854).

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

4085722146 is a wasteful number, since it uses less digits than its factorization.

4085722146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 415634.

The product of its (nonzero) digits is 107520, while the sum is 39.

The square root of 4085722146 is about 63919.6538319788. The cubic root of 4085722146 is about 1598.6606168563.

The spelling of 4085722146 in words is "four billion, eighty-five million, seven hundred twenty-two thousand, one hundred forty-six".