4085838 has 12 divisors (see below), whose sum is σ = 8852688. Its totient is φ = 1361940.

The previous prime is 4085827. The next prime is 4085849. The reversal of 4085838 is 8385804.

It is an interprime number because it is at equal distance from previous prime (4085827) and next prime (4085849).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 113478 + ... + 113513.

It is an arithmetic number, because the mean of its divisors is an integer number (737724).

Almost surely, 2^4085838 is an apocalyptic number.

4085838 is an abundant number, since it is smaller than the sum of its proper divisors (4766850).

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

4085838 is a wasteful number, since it uses less digits than its factorization.

4085838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226999 (or 226996 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 36.

The square root of 4085838 is about 2021.3455914316. The cubic root of 4085838 is about 159.8675727157.

The spelling of 4085838 in words is "four million, eighty-five thousand, eight hundred thirty-eight".