19884214 has 8 divisors (see below), whose sum is σ = 34087248. Its totient is φ = 8521800.

The previous prime is 19884209. The next prime is 19884223. The reversal of 19884214 is 41248891.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 710137 + ... + 710164.

It is an arithmetic number, because the mean of its divisors is an integer number (4260906).

Almost surely, 2^19884214 is an apocalyptic number.

19884214 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

19884214 is a deficient number, since it is larger than the sum of its proper divisors (14203034).

19884214 is a wasteful number, since it uses less digits than its factorization.

19884214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1420310.

The product of its digits is 18432, while the sum is 37.

The square root of 19884214 is about 4459.1718962157. The cubic root of 19884214 is about 270.9169282832.

The spelling of 19884214 in words is "nineteen million, eight hundred eighty-four thousand, two hundred fourteen".