2168416 has 12 divisors (see below), whose sum is σ = 4269132. Its totient is φ = 1084192.

The previous prime is 2168407. The next prime is 2168429. The reversal of 2168416 is 6148612.

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 as a sum of consecutive naturals, namely, 33850 + ... + 33913.

It is an arithmetic number, because the mean of its divisors is an integer number (355761).

2^2168416 is an apocalyptic number.

It is an amenable number.

2168416 is a deficient number, since it is larger than the sum of its proper divisors (2100716).

2168416 is an equidigital number, since it uses as much as digits as its factorization.

2168416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67773 (or 67765 counting only the distinct ones).

The product of its digits is 2304, while the sum is 28.

The square root of 2168416 is about 1472.5542434831. The cubic root of 2168416 is about 129.4337501458.

The spelling of 2168416 in words is "two million, one hundred sixty-eight thousand, four hundred sixteen".