2144516 has 48 divisors (see below), whose sum is σ = 4499712. Its totient is φ = 883200.

The previous prime is 2144509. The next prime is 2144537. The reversal of 2144516 is 6154412.

2144516 = T₄₈ + T₄₉ + ... + T₂₃₄.

It is a junction number, because it is equal to n+sod(n) for n = 2144491 and 2144500.

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 15 ways as a sum of consecutive naturals, for example, 35126 + ... + 35186.

It is an arithmetic number, because the mean of its divisors is an integer number (93744).

2^2144516 is an apocalyptic number.

It is an amenable number.

2144516 is an abundant number, since it is smaller than the sum of its proper divisors (2355196).

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

2144516 is a wasteful number, since it uses less digits than its factorization.

2144516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140 (or 138 counting only the distinct ones).

The product of its digits is 960, while the sum is 23.

The square root of 2144516 is about 1464.4166073901. The cubic root of 2144516 is about 128.9564582733.

Adding to 2144516 its reverse (6154412), we get a palindrome (8298928).

The spelling of 2144516 in words is "two million, one hundred forty-four thousand, five hundred sixteen".