16642214 has 8 divisors (see below), whose sum is σ = 26277240. Its totient is φ = 7883136.

The previous prime is 16642211. The next prime is 16642217. The reversal of 16642214 is 41224661.

It is an interprime number because it is at equal distance from previous prime (16642211) and next prime (16642217).

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16642211) 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, 218939 + ... + 219014.

It is an arithmetic number, because the mean of its divisors is an integer number (3284655).

Almost surely, 2^16642214 is an apocalyptic number.

16642214 is a deficient number, since it is larger than the sum of its proper divisors (9635026).

16642214 is a wasteful number, since it uses less digits than its factorization.

16642214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 437974.

The product of its digits is 2304, while the sum is 26.

The square root of 16642214 is about 4079.4869775500. The cubic root of 16642214 is about 255.3114942604.

Adding to 16642214 its reverse (41224661), we get a palindrome (57866875).

The spelling of 16642214 in words is "sixteen million, six hundred forty-two thousand, two hundred fourteen".