1639214216 has 32 divisors (see below), whose sum is σ = 3096139680. Its totient is φ = 813600000.

The previous prime is 1639214207. The next prime is 1639214233. The reversal of 1639214216 is 6124129361.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 727091 + ... + 729341.

It is an arithmetic number, because the mean of its divisors is an integer number (96754365).

Almost surely, 2^1639214216 is an apocalyptic number.

It is an amenable number.

1639214216 is a deficient number, since it is larger than the sum of its proper divisors (1456925464).

1639214216 is a wasteful number, since it uses less digits than its factorization.

1639214216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2885 (or 2881 counting only the distinct ones).

The product of its digits is 15552, while the sum is 35.

The square root of 1639214216 is about 40487.2105238185. The cubic root of 1639214216 is about 1179.0853335126.

The spelling of 1639214216 in words is "one billion, six hundred thirty-nine million, two hundred fourteen thousand, two hundred sixteen".