4085814 has 32 divisors (see below), whose sum is σ = 8872416. Its totient is φ = 1249280.

The previous prime is 4085803. The next prime is 4085819. The reversal of 4085814 is 4185804.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4085819) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3694 + ... + 4670.

It is an arithmetic number, because the mean of its divisors is an integer number (277263).

Almost surely, 2^4085814 is an apocalyptic number.

4085814 is an abundant number, since it is smaller than the sum of its proper divisors (4786602).

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

4085814 is a wasteful number, since it uses less digits than its factorization.

4085814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1040.

The product of its (nonzero) digits is 5120, while the sum is 30.

The square root of 4085814 is about 2021.3396547834. The cubic root of 4085814 is about 159.8672596972.

The spelling of 4085814 in words is "four million, eighty-five thousand, eight hundred fourteen".