4026858 has 64 divisors (see below), whose sum is σ = 9652608. Its totient is φ = 1105920.

The previous prime is 4026857. The next prime is 4026859. The reversal of 4026858 is 8586204.

It is an interprime number because it is at equal distance from previous prime (4026857) and next prime (4026859).

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (4026857) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 41466 + ... + 41562.

It is an arithmetic number, because the mean of its divisors is an integer number (150822).

Almost surely, 2^4026858 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4026858, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4826304).

4026858 is an abundant number, since it is smaller than the sum of its proper divisors (5625750).

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

4026858 is a wasteful number, since it uses less digits than its factorization.

4026858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167.

The product of its (nonzero) digits is 15360, while the sum is 33.

The square root of 4026858 is about 2006.7032665544. The cubic root of 4026858 is about 159.0945997709.

It can be divided in two parts, 4026 and 858, that added together give a palindrome (4884).

The spelling of 4026858 in words is "four million, twenty-six thousand, eight hundred fifty-eight".