138364588 has 6 divisors (see below), whose sum is σ = 242138036. Its totient is φ = 69182292.

The previous prime is 138364561. The next prime is 138364591. The reversal of 138364588 is 885463831.

138364588 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17295570 + ... + 17295577.

Almost surely, 2^138364588 is an apocalyptic number.

It is an amenable number.

138364588 is a deficient number, since it is larger than the sum of its proper divisors (103773448).

138364588 is a wasteful number, since it uses less digits than its factorization.

138364588 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34591151 (or 34591149 counting only the distinct ones).

The product of its digits is 552960, while the sum is 46.

The square root of 138364588 is about 11762.8477844440. The cubic root of 138364588 is about 517.2196127102.

The spelling of 138364588 in words is "one hundred thirty-eight million, three hundred sixty-four thousand, five hundred eighty-eight".