5108218 has 4 divisors (see below), whose sum is σ = 7662330. Its totient is φ = 2554108.

The previous prime is 5108209. The next prime is 5108221. The reversal of 5108218 is 8128015.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 4012009 + 1096209 = 2003^2 + 1047^2 .

It is a super-2 number, since 2×5108218² = 52187782271048, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5108192 and 5108201.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1277053 + ... + 1277056.

Almost surely, 2^5108218 is an apocalyptic number.

5108218 is a deficient number, since it is larger than the sum of its proper divisors (2554112).

5108218 is a wasteful number, since it uses less digits than its factorization.

5108218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2554111.

The product of its (nonzero) digits is 640, while the sum is 25.

The square root of 5108218 is about 2260.1367215281. The cubic root of 5108218 is about 172.2224676761. Note that the first 3 decimals are identical.

The spelling of 5108218 in words is "five million, one hundred eight thousand, two hundred eighteen".