8242474815 has 64 divisors (see below), whose sum is σ = 14921596800. Its totient is φ = 4316239872.

The previous prime is 8242474789. The next prime is 8242474831. The reversal of 8242474815 is 5184742428.

8242474815 is a `hidden beast` number, since 82 + 424 + 74 + 81 + 5 = 666.

It is not a de Polignac number, because 8242474815 - 2⁵ = 8242474783 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1660317 + ... + 1665273.

It is an arithmetic number, because the mean of its divisors is an integer number (233149950).

Almost surely, 2^8242474815 is an apocalyptic number.

8242474815 is a deficient number, since it is larger than the sum of its proper divisors (6679121985).

8242474815 is a wasteful number, since it uses less digits than its factorization.

8242474815 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5193 (or 5187 counting only the distinct ones).

The product of its digits is 573440, while the sum is 45.

The square root of 8242474815 is about 90788.0763922223. The cubic root of 8242474815 is about 2020.0054581920.

The spelling of 8242474815 in words is "eight billion, two hundred forty-two million, four hundred seventy-four thousand, eight hundred fifteen".