4521118 has 16 divisors (see below), whose sum is σ = 7916544. Its totient is φ = 1896120.

The previous prime is 4521113. The next prime is 4521151. The reversal of 4521118 is 8111254.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4521113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2778 + ... + 4093.

It is an arithmetic number, because the mean of its divisors is an integer number (494784).

Almost surely, 2^4521118 is an apocalyptic number.

4521118 is a deficient number, since it is larger than the sum of its proper divisors (3395426).

4521118 is a wasteful number, since it uses less digits than its factorization.

4521118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6927.

The product of its digits is 320, while the sum is 22.

The square root of 4521118 is about 2126.2920777729. The cubic root of 4521118 is about 165.3542191285.

The spelling of 4521118 in words is "four million, five hundred twenty-one thousand, one hundred eighteen".