2012822 has 48 divisors (see below), whose sum is σ = 3939840. Its totient is φ = 765072.

The previous prime is 2012821. The next prime is 2012827. The reversal of 2012822 is 2282102.

It is a self number, because there is not a number n which added to its sum of digits gives 2012822.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2012821) 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 23 ways as a sum of consecutive naturals, for example, 42803 + ... + 42849.

It is an arithmetic number, because the mean of its divisors is an integer number (82080).

2^2012822 is an apocalyptic number.

2012822 is a deficient number, since it is larger than the sum of its proper divisors (1927018).

2012822 is a wasteful number, since it uses less digits than its factorization.

2012822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105 (or 98 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 2012822 is about 1418.7395814595. The cubic root of 2012822 is about 126.2607767816.

Adding to 2012822 its reverse (2282102), we get a palindrome (4294924).

The spelling of 2012822 in words is "two million, twelve thousand, eight hundred twenty-two".