8240335418 has 16 divisors (see below), whose sum is σ = 14365719360. Its totient is φ = 3471714816.

The previous prime is 8240335403. The next prime is 8240335429. The reversal of 8240335418 is 8145330428.

It is a happy number.

It is a super-2 number, since 2×8240335418² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4987271 + ... + 4988922.

It is an arithmetic number, because the mean of its divisors is an integer number (897857460).

Almost surely, 2^8240335418 is an apocalyptic number.

8240335418 is a deficient number, since it is larger than the sum of its proper divisors (6125383942).

8240335418 is a wasteful number, since it uses less digits than its factorization.

8240335418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9976261.

The product of its (nonzero) digits is 92160, while the sum is 38.

The square root of 8240335418 is about 90776.2932598594. The cubic root of 8240335418 is about 2019.8306738111.

The spelling of 8240335418 in words is "eight billion, two hundred forty million, three hundred thirty-five thousand, four hundred eighteen".