19692214 has 8 divisors (see below), whose sum is σ = 30336768. Its totient is φ = 9579960.

The previous prime is 19692191. The next prime is 19692217. The reversal of 19692214 is 41229691.

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

It is a self number, because there is not a number n which added to its sum of digits gives 19692214.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19692217) 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, 132982 + ... + 133129.

It is an arithmetic number, because the mean of its divisors is an integer number (3792096).

Almost surely, 2^19692214 is an apocalyptic number.

19692214 is a deficient number, since it is larger than the sum of its proper divisors (10644554).

19692214 is a wasteful number, since it uses less digits than its factorization.

19692214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266150.

The product of its digits is 7776, while the sum is 34.

The square root of 19692214 is about 4437.5910131512. The cubic root of 19692214 is about 270.0421242004.

The spelling of 19692214 in words is "nineteen million, six hundred ninety-two thousand, two hundred fourteen".