4047018 has 16 divisors (see below), whose sum is σ = 8119200. Its totient is φ = 1344816.

The previous prime is 4047013. The next prime is 4047041. The reversal of 4047018 is 8107404.

4047018 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (4047013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1533 + ... + 3231.

It is an arithmetic number, because the mean of its divisors is an integer number (507450).

Almost surely, 2^4047018 is an apocalyptic number.

4047018 is an abundant number, since it is smaller than the sum of its proper divisors (4072182).

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

4047018 is a wasteful number, since it uses less digits than its factorization.

4047018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2101.

The product of its (nonzero) digits is 896, while the sum is 24.

The square root of 4047018 is about 2011.7201594655. The cubic root of 4047018 is about 159.3596541933.

The spelling of 4047018 in words is "four million, forty-seven thousand, eighteen".