4421418 has 8 divisors (see below), whose sum is σ = 8842848. Its totient is φ = 1473804.

The previous prime is 4421413. The next prime is 4421423. The reversal of 4421418 is 8141244.

4421418 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (4421413) and next prime (4421423).

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

4421418 is an admirable number.

It is a nialpdrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (4421413) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 368446 + ... + 368457.

It is an arithmetic number, because the mean of its divisors is an integer number (1105356).

Almost surely, 2^4421418 is an apocalyptic number.

4421418 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.

4421418 is a wasteful number, since it uses less digits than its factorization.

4421418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 736908.

The product of its digits is 1024, while the sum is 24.

The square root of 4421418 is about 2102.7168140289. The cubic root of 4421418 is about 164.1297060353.

The spelling of 4421418 in words is "four million, four hundred twenty-one thousand, four hundred eighteen".