19842214 has 8 divisors (see below), whose sum is σ = 34015248. Its totient is φ = 8503800.

The previous prime is 19842209. The next prime is 19842217. The reversal of 19842214 is 41224891.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19842217) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 708637 + ... + 708664.

It is an arithmetic number, because the mean of its divisors is an integer number (4251906).

Almost surely, 2^19842214 is an apocalyptic number.

19842214 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

19842214 is a deficient number, since it is larger than the sum of its proper divisors (14173034).

19842214 is a wasteful number, since it uses less digits than its factorization.

19842214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1417310.

The product of its digits is 4608, while the sum is 31.

The square root of 19842214 is about 4454.4600121676. The cubic root of 19842214 is about 270.7260476892.

The spelling of 19842214 in words is "nineteen million, eight hundred forty-two thousand, two hundred fourteen".