2142416 has 20 divisors (see below), whose sum is σ = 4174212. Its totient is φ = 1065216.

The previous prime is 2142403. The next prime is 2142431. The reversal of 2142416 is 6142412.

It can be written as a sum of positive squares in 2 ways, for example, as 1948816 + 193600 = 1396^2 + 440^2 .

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, 4460 + ... + 4916.

2^2142416 is an apocalyptic number.

It is an amenable number.

2142416 is a deficient number, since it is larger than the sum of its proper divisors (2031796).

2142416 is a wasteful number, since it uses less digits than its factorization.

2142416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 758 (or 752 counting only the distinct ones).

The product of its digits is 384, while the sum is 20.

The square root of 2142416 is about 1463.6994226958. The cubic root of 2142416 is about 128.9143513354.

Adding to 2142416 its reverse (6142412), we get a palindrome (8284828).

The spelling of 2142416 in words is "two million, one hundred forty-two thousand, four hundred sixteen".