8537782242 has 16 divisors (see below), whose sum is σ = 18627888672. Its totient is φ = 2587206720.

The previous prime is 8537782241. The next prime is 8537782283. The reversal of 8537782242 is 2422877358.

It is a super-2 number, since 2×8537782242² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 8537782191 and 8537782200.

It is not an unprimeable number, because it can be changed into a prime (8537782241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64680103 + ... + 64680234.

It is an arithmetic number, because the mean of its divisors is an integer number (1164243042).

Almost surely, 2^8537782242 is an apocalyptic number.

8537782242 is an abundant number, since it is smaller than the sum of its proper divisors (10090106430).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8537782242 is a wasteful number, since it uses less digits than its factorization.

8537782242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129360353.

The product of its digits is 1505280, while the sum is 48.

The square root of 8537782242 is about 92400.1203570645. The cubic root of 8537782242 is about 2043.8468872547.

The spelling of 8537782242 in words is "eight billion, five hundred thirty-seven million, seven hundred eighty-two thousand, two hundred forty-two".