138590176 has 12 divisors (see below), whose sum is σ = 272849472. Its totient is φ = 69295072.

The previous prime is 138590143. The next prime is 138590219. The reversal of 138590176 is 671095831.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2165440 + ... + 2165503.

It is an arithmetic number, because the mean of its divisors is an integer number (22737456).

Almost surely, 2^138590176 is an apocalyptic number.

138590176 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

138590176 is a deficient number, since it is larger than the sum of its proper divisors (134259296).

138590176 is an equidigital number, since it uses as much as digits as its factorization.

138590176 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4330953 (or 4330945 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 40.

The square root of 138590176 is about 11772.4328836481. The cubic root of 138590176 is about 517.5005496816.

The spelling of 138590176 in words is "one hundred thirty-eight million, five hundred ninety thousand, one hundred seventy-six".