4530218 has 32 divisors (see below), whose sum is σ = 8847360. Its totient is φ = 1686960.

The previous prime is 4530203. The next prime is 4530257. The reversal of 4530218 is 8120354.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a junction number, because it is equal to n+sod(n) for n = 4530193 and 4530202.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2903 + ... + 4181.

It is an arithmetic number, because the mean of its divisors is an integer number (276480).

Almost surely, 2^4530218 is an apocalyptic number.

4530218 is a deficient number, since it is larger than the sum of its proper divisors (4317142).

4530218 is a wasteful number, since it uses less digits than its factorization.

4530218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1322.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 4530218 is about 2128.4308774306. The cubic root of 4530218 is about 165.4650851402.

The spelling of 4530218 in words is "four million, five hundred thirty thousand, two hundred eighteen".