2144566 has 12 divisors (see below), whose sum is σ = 3364452. Its totient is φ = 1025156.

The previous prime is 2144551. The next prime is 2144609. The reversal of 2144566 is 6654412.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 45 + ... + 2071.

It is an arithmetic number, because the mean of its divisors is an integer number (280371).

2^2144566 is an apocalyptic number.

2144566 is a deficient number, since it is larger than the sum of its proper divisors (1219886).

2144566 is a wasteful number, since it uses less digits than its factorization.

2144566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2075 (or 2052 counting only the distinct ones).

The product of its digits is 5760, while the sum is 28.

The square root of 2144566 is about 1464.4336789353. The cubic root of 2144566 is about 128.9574604843.

Adding to 2144566 its reverse (6654412), we get a palindrome (8798978).

The spelling of 2144566 in words is "two million, one hundred forty-four thousand, five hundred sixty-six".