138614384 has 20 divisors (see below), whose sum is σ = 268778184. Its totient is φ = 69252288.

The previous prime is 138614383. The next prime is 138614389. The reversal of 138614384 is 483416831.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (138614383) 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, 24074 + ... + 29270.

Almost surely, 2^138614384 is an apocalyptic number.

It is an amenable number.

138614384 is a deficient number, since it is larger than the sum of its proper divisors (130163800).

138614384 is a wasteful number, since it uses less digits than its factorization.

138614384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6872 (or 6866 counting only the distinct ones).

The product of its digits is 55296, while the sum is 38.

The square root of 138614384 is about 11773.4610034603. The cubic root of 138614384 is about 517.5306790995.

The spelling of 138614384 in words is "one hundred thirty-eight million, six hundred fourteen thousand, three hundred eighty-four".