3021822 has 12 divisors (see below), whose sum is σ = 6547320. Its totient is φ = 1007268.

The previous prime is 3021797. The next prime is 3021833. The reversal of 3021822 is 2281203.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 167879 = 3021822 / (3 + 0 + 2 + 1 + 8 + 2 + 2).

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 3021795 and 3021804.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 83922 + ... + 83957.

It is an arithmetic number, because the mean of its divisors is an integer number (545610).

Almost surely, 2^3021822 is an apocalyptic number.

3021822 is an abundant number, since it is smaller than the sum of its proper divisors (3525498).

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

3021822 is a wasteful number, since it uses less digits than its factorization.

3021822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167887 (or 167884 counting only the distinct ones).

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

The square root of 3021822 is about 1738.3388622475. The cubic root of 3021822 is about 144.5738099867.

The spelling of 3021822 in words is "three million, twenty-one thousand, eight hundred twenty-two".