2211146 has 16 divisors (see below), whose sum is σ = 3879744. Its totient is φ = 925344.

The previous prime is 2211127. The next prime is 2211161. The reversal of 2211146 is 6411122.

2211146 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 1235 + ... + 2438.

It is an arithmetic number, because the mean of its divisors is an integer number (242484).

2^2211146 is an apocalyptic number.

2211146 is a deficient number, since it is larger than the sum of its proper divisors (1668598).

2211146 is a wasteful number, since it uses less digits than its factorization.

2211146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3725.

The product of its digits is 96, while the sum is 17.

The square root of 2211146 is about 1486.9922662879. The cubic root of 2211146 is about 130.2784171035.

Adding to 2211146 its reverse (6411122), we get a palindrome (8622268).

It can be divided in two parts, 2211 and 146, that multiplied together give a triangular number (322806 = T₈₀₃).

The spelling of 2211146 in words is "two million, two hundred eleven thousand, one hundred forty-six".