2144336 has 20 divisors (see below), whose sum is σ = 4336032. Its totient is φ = 1025376.

The previous prime is 2144323. The next prime is 2144369. The reversal of 2144336 is 6334412.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 2546 + ... + 3281.

2^2144336 is an apocalyptic number.

It is an amenable number.

2144336 is an abundant number, since it is smaller than the sum of its proper divisors (2191696).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2144336 is a wasteful number, since it uses less digits than its factorization.

2144336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5858 (or 5852 counting only the distinct ones).

The product of its digits is 1728, while the sum is 23.

The square root of 2144336 is about 1464.3551481796. The cubic root of 2144336 is about 128.9528501845.

Adding to 2144336 its reverse (6334412), we get a palindrome (8478748).

The spelling of 2144336 in words is "two million, one hundred forty-four thousand, three hundred thirty-six".