4522818 has 8 divisors (see below), whose sum is σ = 9045648. Its totient is φ = 1507604.

The previous prime is 4522787. The next prime is 4522831. The reversal of 4522818 is 8182254.

It is a sphenic number, since it is the product of 3 distinct primes.

4522818 is an admirable number.

It is a super-2 number, since 2×4522818² = 40911765322248, which contains 22 as substring.

It is a Curzon number.

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 3 ways as a sum of consecutive naturals, for example, 376896 + ... + 376907.

It is an arithmetic number, because the mean of its divisors is an integer number (1130706).

Almost surely, 2^4522818 is an apocalyptic number.

4522818 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

4522818 is a wasteful number, since it uses less digits than its factorization.

4522818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 753808.

The product of its digits is 5120, while the sum is 30.

The square root of 4522818 is about 2126.6917971347. The cubic root of 4522818 is about 165.3749416538.

The spelling of 4522818 in words is "four million, five hundred twenty-two thousand, eight hundred eighteen".