5018018 has 8 divisors (see below), whose sum is σ = 7541148. Its totient is φ = 2504304.

The previous prime is 5018017. The next prime is 5018023. The reversal of 5018018 is 8108105.

It can be written as a sum of positive squares in 2 ways, for example, as 4231249 + 786769 = 2057^2 + 887^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 5017984 and 5018002.

It is not an unprimeable number, because it can be changed into a prime (5018017) 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, 821 + ... + 3272.

Almost surely, 2^5018018 is an apocalyptic number.

5018018 is a deficient number, since it is larger than the sum of its proper divisors (2523130).

5018018 is a wasteful number, since it uses less digits than its factorization.

5018018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4708.

The product of its (nonzero) digits is 320, while the sum is 23.

The square root of 5018018 is about 2240.0933016283. The cubic root of 5018018 is about 171.2027507419.

The spelling of 5018018 in words is "five million, eighteen thousand, eighteen".