8520432242 has 8 divisors (see below), whose sum is σ = 14606455296. Its totient is φ = 3651613812.

The previous prime is 8520432211. The next prime is 8520432247. The reversal of 8520432242 is 2422340258.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 8520432199 and 8520432208.

It is not an unprimeable number, because it can be changed into a prime (8520432247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 304301138 + ... + 304301165.

It is an arithmetic number, because the mean of its divisors is an integer number (1825806912).

Almost surely, 2^8520432242 is an apocalyptic number.

8520432242 is a deficient number, since it is larger than the sum of its proper divisors (6086023054).

8520432242 is a wasteful number, since it uses less digits than its factorization.

8520432242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 608602312.

The product of its (nonzero) digits is 30720, while the sum is 32.

The square root of 8520432242 is about 92306.1874524130. The cubic root of 8520432242 is about 2042.4614848912.

The spelling of 8520432242 in words is "eight billion, five hundred twenty million, four hundred thirty-two thousand, two hundred forty-two".