138162214 has 8 divisors (see below), whose sum is σ = 207841608. Its totient is φ = 68881680.

The previous prime is 138162151. The next prime is 138162217. The reversal of 138162214 is 412261831.

138162214 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 (138162217) 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, 98847 + ... + 100234.

It is an arithmetic number, because the mean of its divisors is an integer number (25980201).

Almost surely, 2^138162214 is an apocalyptic number.

138162214 is a deficient number, since it is larger than the sum of its proper divisors (69679394).

138162214 is a wasteful number, since it uses less digits than its factorization.

138162214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199430.

The product of its digits is 2304, while the sum is 28.

The square root of 138162214 is about 11754.2423830717. The cubic root of 138162214 is about 516.9673254344.

The spelling of 138162214 in words is "one hundred thirty-eight million, one hundred sixty-two thousand, two hundred fourteen".