2220846 has 16 divisors (see below), whose sum is σ = 4703184. Its totient is φ = 696704.

The previous prime is 2220839. The next prime is 2220887. The reversal of 2220846 is 6480222.

2220846 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10785 + ... + 10988.

It is an arithmetic number, because the mean of its divisors is an integer number (293949).

2^2220846 is an apocalyptic number.

2220846 is an abundant number, since it is smaller than the sum of its proper divisors (2482338).

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

2220846 is a wasteful number, since it uses less digits than its factorization.

2220846 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21795.

The product of its (nonzero) digits is 1536, while the sum is 24.

The square root of 2220846 is about 1490.2503145445. The cubic root of 2220846 is about 130.4686438368.

The spelling of 2220846 in words is "two million, two hundred twenty thousand, eight hundred forty-six".