4029858 has 48 divisors (see below), whose sum is σ = 10424160. Its totient is φ = 1150632.

The previous prime is 4029847. The next prime is 4029863. The reversal of 4029858 is 8589204.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1885 + ... + 3407.

It is an arithmetic number, because the mean of its divisors is an integer number (217170).

Almost surely, 2^4029858 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4029858, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5212080).

4029858 is an abundant number, since it is smaller than the sum of its proper divisors (6394302).

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

4029858 is a wasteful number, since it uses less digits than its factorization.

4029858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1548 (or 1535 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 36.

The square root of 4029858 is about 2007.4506220577. The cubic root of 4029858 is about 159.1340983347.

The spelling of 4029858 in words is "four million, twenty-nine thousand, eight hundred fifty-eight".