2220902 has 16 divisors (see below), whose sum is σ = 3480192. Its totient is φ = 1061760.

The previous prime is 2220893. The next prime is 2220913. The reversal of 2220902 is 2090222.

It is a happy number.

2220902 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 6848 + ... + 7164.

It is an arithmetic number, because the mean of its divisors is an integer number (217512).

2^2220902 is an apocalyptic number.

2220902 is a deficient number, since it is larger than the sum of its proper divisors (1259290).

2220902 is a wasteful number, since it uses less digits than its factorization.

2220902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 463.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 2220902 is about 1490.2691032159. The cubic root of 2220902 is about 130.4697404433.

The spelling of 2220902 in words is "two million, two hundred twenty thousand, nine hundred two".