4518234 has 32 divisors (see below), whose sum is σ = 11475840. Its totient is φ = 1290816.

The previous prime is 4518233. The next prime is 4518253. The reversal of 4518234 is 4328154.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 4518198 and 4518207.

It is not an unprimeable number, because it can be changed into a prime (4518233) 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 15 ways as a sum of consecutive naturals, for example, 5599 + ... + 6354.

It is an arithmetic number, because the mean of its divisors is an integer number (358620).

Almost surely, 2^4518234 is an apocalyptic number.

4518234 is an abundant number, since it is smaller than the sum of its proper divisors (6957606).

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

4518234 is a wasteful number, since it uses less digits than its factorization.

4518234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11971 (or 11965 counting only the distinct ones).

The product of its digits is 3840, while the sum is 27.

The square root of 4518234 is about 2125.6137937076. The cubic root of 4518234 is about 165.3190520891.

The spelling of 4518234 in words is "four million, five hundred eighteen thousand, two hundred thirty-four".