3120822 has 16 divisors (see below), whose sum is σ = 6935280. Its totient is φ = 1040256.

The previous prime is 3120791. The next prime is 3120827. The reversal of 3120822 is 2280213.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 3120795 and 3120804.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3120827) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28843 + ... + 28950.

It is an arithmetic number, because the mean of its divisors is an integer number (433455).

Almost surely, 2^3120822 is an apocalyptic number.

3120822 is an abundant number, since it is smaller than the sum of its proper divisors (3814458).

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

3120822 is a wasteful number, since it uses less digits than its factorization.

3120822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57804 (or 57798 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 3120822 is about 1766.5848408724. The cubic root of 3120822 is about 146.1357029400.

The spelling of 3120822 in words is "three million, one hundred twenty thousand, eight hundred twenty-two".