8424586172 has 12 divisors (see below), whose sum is σ = 14744173416. Its totient is φ = 4211965200.

The previous prime is 8424586141. The next prime is 8424586189. The reversal of 8424586172 is 2716854248.

It is a super-2 number, since 2×8424586172² (a number of 21 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (47) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18743 + ... + 131150.

It is an arithmetic number, because the mean of its divisors is an integer number (1228681118).

Almost surely, 2^8424586172 is an apocalyptic number.

It is an amenable number.

8424586172 is a deficient number, since it is larger than the sum of its proper divisors (6319587244).

8424586172 is a wasteful number, since it uses less digits than its factorization.

8424586172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163948 (or 163946 counting only the distinct ones).

The product of its digits is 860160, while the sum is 47.

The square root of 8424586172 is about 91785.5444609880. The cubic root of 8424586172 is about 2034.7740592342.

The spelling of 8424586172 in words is "eight billion, four hundred twenty-four million, five hundred eighty-six thousand, one hundred seventy-two".