138914176 has 32 divisors (see below), whose sum is σ = 286293600. Its totient is φ = 67060224.

The previous prime is 138914159. The next prime is 138914179. The reversal of 138914176 is 671419831.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (138914179) 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, 15000 + ... + 22423.

It is an arithmetic number, because the mean of its divisors is an integer number (8946675).

Almost surely, 2^138914176 is an apocalyptic number.

138914176 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

138914176 is an abundant number, since it is smaller than the sum of its proper divisors (147379424).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

138914176 is an equidigital number, since it uses as much as digits as its factorization.

138914176 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37466 (or 37454 counting only the distinct ones).

The product of its digits is 36288, while the sum is 40.

The square root of 138914176 is about 11786.1858122125. The cubic root of 138914176 is about 517.9035115919.

The spelling of 138914176 in words is "one hundred thirty-eight million, nine hundred fourteen thousand, one hundred seventy-six".