4081458 has 16 divisors (see below), whose sum is σ = 8186976. Its totient is φ = 1356480.

The previous prime is 4081453. The next prime is 4081459. The reversal of 4081458 is 8541804.

It is not an unprimeable number, because it can be changed into a prime (4081453) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1813 + ... + 3383.

It is an arithmetic number, because the mean of its divisors is an integer number (511686).

Almost surely, 2^4081458 is an apocalyptic number.

4081458 is an abundant number, since it is smaller than the sum of its proper divisors (4105518).

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

4081458 is a wasteful number, since it uses less digits than its factorization.

4081458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2009.

The product of its (nonzero) digits is 5120, while the sum is 30.

The square root of 4081458 is about 2020.2618642146. The cubic root of 4081458 is about 159.8104265172.

The spelling of 4081458 in words is "four million, eighty-one thousand, four hundred fifty-eight".