4085792 has 12 divisors (see below), whose sum is σ = 8043966. Its totient is φ = 2042880.

The previous prime is 4085791. The next prime is 4085803. The reversal of 4085792 is 2975804.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 3671056 + 414736 = 1916^2 + 644^2 .

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4085791) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63809 + ... + 63872.

Almost surely, 2^4085792 is an apocalyptic number.

It is an amenable number.

4085792 is a deficient number, since it is larger than the sum of its proper divisors (3958174).

4085792 is a wasteful number, since it uses less digits than its factorization.

4085792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127691 (or 127683 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 35.

The square root of 4085792 is about 2021.3342128406. The cubic root of 4085792 is about 159.8669727624.

The spelling of 4085792 in words is "four million, eighty-five thousand, seven hundred ninety-two".