4038018 has 32 divisors (see below), whose sum is σ = 8726400. Its totient is φ = 1241856.

The previous prime is 4038011. The next prime is 4038043. The reversal of 4038018 is 8108304.

It is not an unprimeable number, because it can be changed into a prime (4038011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3498 + ... + 4506.

It is an arithmetic number, because the mean of its divisors is an integer number (272700).

Almost surely, 2^4038018 is an apocalyptic number.

4038018 is an abundant number, since it is smaller than the sum of its proper divisors (4688382).

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

4038018 is a wasteful number, since it uses less digits than its factorization.

4038018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1066.

The product of its (nonzero) digits is 768, while the sum is 24.

The square root of 4038018 is about 2009.4820228109. The cubic root of 4038018 is about 159.2414353481.

The spelling of 4038018 in words is "four million, thirty-eight thousand, eighteen".