2085819522 has 16 divisors (see below), whose sum is σ = 4417029792. Its totient is φ = 654374720.

The previous prime is 2085819503. The next prime is 2085819523. The reversal of 2085819522 is 2259185802.

It is not an unprimeable number, because it can be changed into a prime (2085819523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10224504 + ... + 10224707.

It is an arithmetic number, because the mean of its divisors is an integer number (276064362).

Almost surely, 2^2085819522 is an apocalyptic number.

2085819522 is an abundant number, since it is smaller than the sum of its proper divisors (2331210270).

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

2085819522 is a wasteful number, since it uses less digits than its factorization.

2085819522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20449233.

The product of its (nonzero) digits is 115200, while the sum is 42.

The square root of 2085819522 is about 45670.7731705957. The cubic root of 2085819522 is about 1277.6902359792.

The spelling of 2085819522 in words is "two billion, eighty-five million, eight hundred nineteen thousand, five hundred twenty-two".