2009895393 has 16 divisors (see below), whose sum is σ = 2928252096. Its totient is φ = 1216131840.

The previous prime is 2009895361. The next prime is 2009895409. The reversal of 2009895393 is 3935989002.

It is not a de Polignac number, because 2009895393 - 2⁵ = 2009895361 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2009895793) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28996 + ... + 69717.

It is an arithmetic number, because the mean of its divisors is an integer number (183015756).

Almost surely, 2^2009895393 is an apocalyptic number.

It is an amenable number.

2009895393 is a deficient number, since it is larger than the sum of its proper divisors (918356703).

2009895393 is a wasteful number, since it uses less digits than its factorization.

2009895393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99344.

The product of its (nonzero) digits is 524880, while the sum is 48.

The square root of 2009895393 is about 44831.8568988616. The cubic root of 2009895393 is about 1261.9955346632.

The spelling of 2009895393 in words is "two billion, nine million, eight hundred ninety-five thousand, three hundred ninety-three".