4519018 has 16 divisors (see below), whose sum is σ = 7842240. Its totient is φ = 1912896.

The previous prime is 4519007. The next prime is 4519019. The reversal of 4519018 is 8109154.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (4519019) 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, 783 + ... + 3106.

It is an arithmetic number, because the mean of its divisors is an integer number (490140).

Almost surely, 2^4519018 is an apocalyptic number.

4519018 is a deficient number, since it is larger than the sum of its proper divisors (3323222).

4519018 is a wasteful number, since it uses less digits than its factorization.

4519018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3981.

The product of its (nonzero) digits is 1440, while the sum is 28.

The square root of 4519018 is about 2125.7982030287. The cubic root of 4519018 is about 165.3286135417.

The spelling of 4519018 in words is "four million, five hundred nineteen thousand, eighteen".