4083858 has 28 divisors (see below), whose sum is σ = 9187758. Its totient is φ = 1360800.

The previous prime is 4083853. The next prime is 4083881. The reversal of 4083858 is 8583804.

It can be written as a sum of positive squares in only one way, i.e., 3470769 + 613089 = 1863^2 + 783^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4083853) by changing a digit.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 58 + ... + 2858.

Almost surely, 2^4083858 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4083858, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4593879).

4083858 is an abundant number, since it is smaller than the sum of its proper divisors (5103900).

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

4083858 is an equidigital number, since it uses as much as digits as its factorization.

4083858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2821 (or 2806 counting only the distinct ones).

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

The square root of 4083858 is about 2020.8557593257. The cubic root of 4083858 is about 159.8417445634.

The spelling of 4083858 in words is "four million, eighty-three thousand, eight hundred fifty-eight".