2290022 has 8 divisors (see below), whose sum is σ = 3925776. Its totient is φ = 981432.

The previous prime is 2290021. The next prime is 2290031. The reversal of 2290022 is 2200922.

It is a happy number.

2290022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2290021) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 81773 + ... + 81800.

It is an arithmetic number, because the mean of its divisors is an integer number (490722).

2^2290022 is an apocalyptic number.

2290022 is a deficient number, since it is larger than the sum of its proper divisors (1635754).

2290022 is a wasteful number, since it uses less digits than its factorization.

2290022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163582.

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

The square root of 2290022 is about 1513.2818640293. The cubic root of 2290022 is about 131.8094511135.

Adding to 2290022 its reverse (2200922), we get a palindrome (4490944).

It can be divided in two parts, 22900 and 22, that added together give a palindrome (22922).

The spelling of 2290022 in words is "two million, two hundred ninety thousand, twenty-two".