4041818 has 32 divisors (see below), whose sum is σ = 7138368. Its totient is φ = 1696000.

The previous prime is 4041803. The next prime is 4041827. The reversal of 4041818 is 8181404.

4041818 is a modest number, since divided by 1818 gives 404 as remainder.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37721 + ... + 37827.

It is an arithmetic number, because the mean of its divisors is an integer number (223074).

Almost surely, 2^4041818 is an apocalyptic number.

4041818 is a deficient number, since it is larger than the sum of its proper divisors (3096550).

4041818 is a wasteful number, since it uses less digits than its factorization.

4041818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238.

The product of its (nonzero) digits is 1024, while the sum is 26.

The square root of 4041818 is about 2010.4273177611. The cubic root of 4041818 is about 159.2913713759.

It can be divided in two parts, 404 and 1818, that added together give a palindrome (2222).

The spelling of 4041818 in words is "four million, forty-one thousand, eight hundred eighteen".