2206442 has 16 divisors (see below), whose sum is σ = 3808512. Its totient is φ = 939120.

The previous prime is 2206441. The next prime is 2206453. The reversal of 2206442 is 2446022.

2206442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (2206441) 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 7 ways as a sum of consecutive naturals, for example, 1967 + ... + 2877.

It is an arithmetic number, because the mean of its divisors is an integer number (238032).

2^2206442 is an apocalyptic number.

2206442 is a deficient number, since it is larger than the sum of its proper divisors (1602070).

2206442 is a wasteful number, since it uses less digits than its factorization.

2206442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1093.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 2206442 is about 1485.4097077911. The cubic root of 2206442 is about 130.1859665873.

The spelling of 2206442 in words is "two million, two hundred six thousand, four hundred forty-two".