8499172473 has 48 divisors (see below), whose sum is σ = 14111448000. Its totient is φ = 4875085440.

The previous prime is 8499172427. The next prime is 8499172529. The reversal of 8499172473 is 3742719948.

8499172473 is a `hidden beast` number, since 84 + 9 + 91 + 7 + 2 + 473 = 666.

It is not a de Polignac number, because 8499172473 - 2⁸ = 8499172217 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8499172673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2912211 + ... + 2915127.

It is an arithmetic number, because the mean of its divisors is an integer number (293988500).

Almost surely, 2^8499172473 is an apocalyptic number.

It is an amenable number.

8499172473 is a deficient number, since it is larger than the sum of its proper divisors (5612275527).

8499172473 is a wasteful number, since it uses less digits than its factorization.

8499172473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4502 (or 4499 counting only the distinct ones).

The product of its digits is 3048192, while the sum is 54.

The square root of 8499172473 is about 92190.9565684184. The cubic root of 8499172473 is about 2040.7613197936.

It can be divided in two parts, 84991 and 72473, that added together give a cube (157464 = 54³).

The spelling of 8499172473 in words is "eight billion, four hundred ninety-nine million, one hundred seventy-two thousand, four hundred seventy-three".