8738720218 has 8 divisors (see below), whose sum is σ = 13330251360. Its totient is φ = 4295303100.

The previous prime is 8738720213. The next prime is 8738720261. The reversal of 8738720218 is 8120278378.

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 (8738720213) 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, 37028358 + ... + 37028593.

It is an arithmetic number, because the mean of its divisors is an integer number (1666281420).

Almost surely, 2^8738720218 is an apocalyptic number.

8738720218 is a deficient number, since it is larger than the sum of its proper divisors (4591531142).

8738720218 is a wasteful number, since it uses less digits than its factorization.

8738720218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74057012.

The product of its (nonzero) digits is 301056, while the sum is 46.

The square root of 8738720218 is about 93481.1222547098. The cubic root of 8738720218 is about 2059.7567986683.

The spelling of 8738720218 in words is "eight billion, seven hundred thirty-eight million, seven hundred twenty thousand, two hundred eighteen".