138852374 has 8 divisors (see below), whose sum is σ = 208341120. Its totient is φ = 69405336.

The previous prime is 138852367. The next prime is 138852401. The reversal of 138852374 is 473258831.

138852374 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 an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29 + ... + 16664.

It is an arithmetic number, because the mean of its divisors is an integer number (26042640).

Almost surely, 2^138852374 is an apocalyptic number.

138852374 is a deficient number, since it is larger than the sum of its proper divisors (69488746).

138852374 is a wasteful number, since it uses less digits than its factorization.

138852374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20854.

The product of its digits is 161280, while the sum is 41.

The square root of 138852374 is about 11783.5637224059. The cubic root of 138852374 is about 517.8266962479.

The spelling of 138852374 in words is "one hundred thirty-eight million, eight hundred fifty-two thousand, three hundred seventy-four".