8434318386 has 32 divisors (see below), whose sum is σ = 19122344640. Its totient is φ = 2458586304.

The previous prime is 8434318379. The next prime is 8434318421. The reversal of 8434318386 is 6838134348.

It is a super-3 number, since 3×8434318386³ (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2844105 + ... + 2847068.

It is an arithmetic number, because the mean of its divisors is an integer number (597573270).

Almost surely, 2^8434318386 is an apocalyptic number.

8434318386 is an abundant number, since it is smaller than the sum of its proper divisors (10688026254).

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

8434318386 is a wasteful number, since it uses less digits than its factorization.

8434318386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5691210.

The product of its digits is 1327104, while the sum is 48.

The square root of 8434318386 is about 91838.5452084254. The cubic root of 8434318386 is about 2035.5572920066.

The spelling of 8434318386 in words is "eight billion, four hundred thirty-four million, three hundred eighteen thousand, three hundred eighty-six".