1663416214 has 16 divisors (see below), whose sum is σ = 2555106048. Its totient is φ = 811743912.

The previous prime is 1663416203. The next prime is 1663416229. The reversal of 1663416214 is 4126143661.

It is a self number, because there is not a number n which added to its sum of digits gives 1663416214.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117759 + ... + 131125.

It is an arithmetic number, because the mean of its divisors is an integer number (159694128).

Almost surely, 2^1663416214 is an apocalyptic number.

1663416214 is a deficient number, since it is larger than the sum of its proper divisors (891689834).

1663416214 is a wasteful number, since it uses less digits than its factorization.

1663416214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14859.

The product of its digits is 20736, while the sum is 34.

The square root of 1663416214 is about 40784.9998651465. Note that the first 3 decimals coincide. The cubic root of 1663416214 is about 1184.8598323293.

Adding to 1663416214 its reverse (4126143661), we get a palindrome (5789559875).

The spelling of 1663416214 in words is "one billion, six hundred sixty-three million, four hundred sixteen thousand, two hundred fourteen".