5218918 has 8 divisors (see below), whose sum is σ = 7858080. Its totient is φ = 2599560.

The previous prime is 5218883. The next prime is 5218919. The reversal of 5218918 is 8198125.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5218919) 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, 4273 + ... + 5356.

It is an arithmetic number, because the mean of its divisors is an integer number (982260).

Almost surely, 2^5218918 is an apocalyptic number.

5218918 is a deficient number, since it is larger than the sum of its proper divisors (2639162).

5218918 is a wasteful number, since it uses less digits than its factorization.

5218918 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9902.

The product of its digits is 5760, while the sum is 34.

The square root of 5218918 is about 2284.4951302202. The cubic root of 5218918 is about 173.4576630997.

The spelling of 5218918 in words is "five million, two hundred eighteen thousand, nine hundred eighteen".