2009546082 has 24 divisors (see below), whose sum is σ = 4359416880. Its totient is φ = 669017880.

The previous prime is 2009546059. The next prime is 2009546089. The reversal of 2009546082 is 2806459002.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2009546089) 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, 54232 + ... + 83427.

It is an arithmetic number, because the mean of its divisors is an integer number (181642370).

Almost surely, 2^2009546082 is an apocalyptic number.

2009546082 is an abundant number, since it is smaller than the sum of its proper divisors (2349870798).

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

2009546082 is a wasteful number, since it uses less digits than its factorization.

2009546082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138478 (or 138475 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 2009546082 is about 44827.9609395743. The cubic root of 2009546082 is about 1261.9224206653.

The spelling of 2009546082 in words is "two billion, nine million, five hundred forty-six thousand, eighty-two".