8434712072 has 8 divisors (see below), whose sum is σ = 15815085150. Its totient is φ = 4217356032.

The previous prime is 8434712059. The next prime is 8434712113. The reversal of 8434712072 is 2702174348.

It can be written as a sum of positive squares in only one way, i.e., 7061713156 + 1372998916 = 84034^2 + 37054^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×8434712072² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 527169497 + ... + 527169512.

Almost surely, 2^8434712072 is an apocalyptic number.

It is an amenable number.

8434712072 is a deficient number, since it is larger than the sum of its proper divisors (7380373078).

8434712072 is a wasteful number, since it uses less digits than its factorization.

8434712072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1054339015 (or 1054339011 counting only the distinct ones).

The product of its (nonzero) digits is 75264, while the sum is 38.

The square root of 8434712072 is about 91840.6885427151. The cubic root of 8434712072 is about 2035.5889625342.

The spelling of 8434712072 in words is "eight billion, four hundred thirty-four million, seven hundred twelve thousand, seventy-two".