2066347242 has 24 divisors (see below), whose sum is σ = 4712722560. Its totient is φ = 652530600.

The previous prime is 2066347159. The next prime is 2066347243. The reversal of 2066347242 is 2427436602.

It is a junction number, because it is equal to n+sod(n) for n = 2066347197 and 2066347206.

It is not an unprimeable number, because it can be changed into a prime (2066347243) 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 11 ways as a sum of consecutive naturals, for example, 3020634 + ... + 3021317.

It is an arithmetic number, because the mean of its divisors is an integer number (196363440).

Almost surely, 2^2066347242 is an apocalyptic number.

2066347242 is an abundant number, since it is smaller than the sum of its proper divisors (2646375318).

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

2066347242 is a wasteful number, since it uses less digits than its factorization.

2066347242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6041978 (or 6041975 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 36.

The square root of 2066347242 is about 45457.0923179211. The cubic root of 2066347242 is about 1273.7018168384.

The spelling of 2066347242 in words is "two billion, sixty-six million, three hundred forty-seven thousand, two hundred forty-two".