5172018 has 16 divisors (see below), whose sum is σ = 10376256. Its totient is φ = 1718640.

The previous prime is 5172017. The next prime is 5172019. The reversal of 5172018 is 8102715.

It is an interprime number because it is at equal distance from previous prime (5172017) and next prime (5172019).

It is not an unprimeable number, because it can be changed into a prime (5172017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1083 + ... + 3393.

It is an arithmetic number, because the mean of its divisors is an integer number (648516).

Almost surely, 2^5172018 is an apocalyptic number.

5172018 is an abundant number, since it is smaller than the sum of its proper divisors (5204238).

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

5172018 is a wasteful number, since it uses less digits than its factorization.

5172018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2689.

The product of its (nonzero) digits is 560, while the sum is 24.

The square root of 5172018 is about 2274.2071145786. The cubic root of 5172018 is about 172.9365042578.

The spelling of 5172018 in words is "five million, one hundred seventy-two thousand, eighteen".