163242214 has 4 divisors (see below), whose sum is σ = 244863324. Its totient is φ = 81621106.

The previous prime is 163242199. The next prime is 163242221. The reversal of 163242214 is 412242361.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 412242361 = 389 ⋅1059749.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40810552 + ... + 40810555.

It is an arithmetic number, because the mean of its divisors is an integer number (61215831).

Almost surely, 2^163242214 is an apocalyptic number.

163242214 is a deficient number, since it is larger than the sum of its proper divisors (81621110).

163242214 is an equidigital number, since it uses as much as digits as its factorization.

163242214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81621109.

The product of its digits is 2304, while the sum is 25.

The square root of 163242214 is about 12776.6276458227. The cubic root of 163242214 is about 546.5259973341.

Adding to 163242214 its reverse (412242361), we get a palindrome (575484575).

The spelling of 163242214 in words is "one hundred sixty-three million, two hundred forty-two thousand, two hundred fourteen".