5420218 has 8 divisors (see below), whose sum is σ = 8140212. Its totient is φ = 2706816.

The previous prime is 5420213. The next prime is 5420227. The reversal of 5420218 is 8120245.

It can be written as a sum of positive squares in 2 ways, for example, as 5322249 + 97969 = 2307^2 + 313^2 .

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

It is not an unprimeable number, because it can be changed into a prime (5420213) 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, 2346 + ... + 4042.

Almost surely, 2^5420218 is an apocalyptic number.

5420218 is a deficient number, since it is larger than the sum of its proper divisors (2719994).

5420218 is a wasteful number, since it uses less digits than its factorization.

5420218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3296.

The product of its (nonzero) digits is 640, while the sum is 22.

The square root of 5420218 is about 2328.1361644028. The cubic root of 5420218 is about 175.6597463789.

The spelling of 5420218 in words is "five million, four hundred twenty thousand, two hundred eighteen".