4081004 has 12 divisors (see below), whose sum is σ = 7156800. Its totient is φ = 2036208.

The previous prime is 4080997. The next prime is 4081013. The reversal of 4081004 is 4001804.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2117 + ... + 3555.

It is an arithmetic number, because the mean of its divisors is an integer number (596400).

Almost surely, 2^4081004 is an apocalyptic number.

It is an amenable number.

4081004 is a deficient number, since it is larger than the sum of its proper divisors (3075796).

4081004 is a wasteful number, since it uses less digits than its factorization.

4081004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2152 (or 2150 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 4081004 is about 2020.1494994183. The cubic root of 4081004 is about 159.8045008060.

Adding to 4081004 its reverse (4001804), we get a palindrome (8082808).

The spelling of 4081004 in words is "four million, eighty-one thousand, four".