138614374 has 16 divisors (see below), whose sum is σ = 219672000. Its totient is φ = 65492224.

The previous prime is 138614369. The next prime is 138614383. The reversal of 138614374 is 473416831.

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 7 ways as a sum of consecutive naturals, for example, 22699 + ... + 28150.

It is an arithmetic number, because the mean of its divisors is an integer number (13729500).

Almost surely, 2^138614374 is an apocalyptic number.

138614374 is a deficient number, since it is larger than the sum of its proper divisors (81057626).

138614374 is a wasteful number, since it uses less digits than its factorization.

138614374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50927.

The product of its digits is 48384, while the sum is 37.

The square root of 138614374 is about 11773.4605787763. The cubic root of 138614374 is about 517.5306666541.

The spelling of 138614374 in words is "one hundred thirty-eight million, six hundred fourteen thousand, three hundred seventy-four".