4085942888 has 8 divisors (see below), whose sum is σ = 7661142930. Its totient is φ = 2042971440.

The previous prime is 4085942881. The next prime is 4085942897. The reversal of 4085942888 is 8882495804.

It can be written as a sum of positive squares in only one way, i.e., 4014743044 + 71199844 = 63362^2 + 8438^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (4085942881) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 255371423 + ... + 255371438.

Almost surely, 2^4085942888 is an apocalyptic number.

It is an amenable number.

4085942888 is a deficient number, since it is larger than the sum of its proper divisors (3575200042).

4085942888 is a wasteful number, since it uses less digits than its factorization.

4085942888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 510742867 (or 510742863 counting only the distinct ones).

The product of its (nonzero) digits is 5898240, while the sum is 56.

The square root of 4085942888 is about 63921.3805232647. The cubic root of 4085942888 is about 1598.6894069676.

The spelling of 4085942888 in words is "four billion, eighty-five million, nine hundred forty-two thousand, eight hundred eighty-eight".