8242474729 has 16 divisors (see below), whose sum is σ = 8504697600. Its totient is φ = 7983360000.

The previous prime is 8242474727. The next prime is 8242474753. The reversal of 8242474729 is 9274742428.

It is a cyclic number.

It is not a de Polignac number, because 8242474729 - 2¹ = 8242474727 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8242474727) 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 15 ways as a sum of consecutive naturals, for example, 5147529 + ... + 5149129.

It is an arithmetic number, because the mean of its divisors is an integer number (531543600).

Almost surely, 2^8242474729 is an apocalyptic number.

It is an amenable number.

8242474729 is a deficient number, since it is larger than the sum of its proper divisors (262222871).

8242474729 is a wasteful number, since it uses less digits than its factorization.

8242474729 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2472.

The product of its digits is 1806336, while the sum is 49.

The square root of 8242474729 is about 90788.0759185919. The cubic root of 8242474729 is about 2020.0054511665.

The spelling of 8242474729 in words is "eight billion, two hundred forty-two million, four hundred seventy-four thousand, seven hundred twenty-nine".