4085634 has 32 divisors (see below), whose sum is σ = 9452160. Its totient is φ = 1153152.

The previous prime is 4085633. The next prime is 4085639. The reversal of 4085634 is 4365804.

4085634 is digitally balanced in base 8, because in such base it contains all the possibile digits an equal number of times.

4085634 is strictly pandigital in base 8.

It is not an unprimeable number, because it can be changed into a prime (4085633) 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, 3192 + ... + 4284.

It is an arithmetic number, because the mean of its divisors is an integer number (295380).

Almost surely, 2^4085634 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4085634, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4726080).

4085634 is an abundant number, since it is smaller than the sum of its proper divisors (5366526).

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

4085634 is a wasteful number, since it uses less digits than its factorization.

4085634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1194.

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 4085634 is about 2021.2951293663. The cubic root of 4085634 is about 159.8649120190.

The spelling of 4085634 in words is "four million, eighty-five thousand, six hundred thirty-four".