2229922 has 16 divisors (see below), whose sum is σ = 3457080. Its totient is φ = 1078272.

The previous prime is 2229917. The next prime is 2229943. The reversal of 2229922 is 2299222.

It can be written as a sum of positive squares in 4 ways, for example, as 2019241 + 210681 = 1421^2 + 459^2 .

It is a d-powerful number, because it can be written as 2⁹ + 2¹⁰ + 2¹⁷ + 9² + 9² + 2²⁰ + 2²⁰ .

It is a zygodrome in base 10.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11458 + ... + 11650.

2^2229922 is an apocalyptic number.

2229922 is a deficient number, since it is larger than the sum of its proper divisors (1227158).

2229922 is a wasteful number, since it uses less digits than its factorization.

2229922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 357.

The product of its digits is 2592, while the sum is 28.

The square root of 2229922 is about 1493.2923357468. The cubic root of 2229922 is about 130.6461323533.

The spelling of 2229922 in words is "two million, two hundred twenty-nine thousand, nine hundred twenty-two".