138853876 has 24 divisors (see below), whose sum is σ = 281227520. Its totient is φ = 58754592.

The previous prime is 138853853. The next prime is 138853877. The reversal of 138853876 is 678358831.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (138853877) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29175 + ... + 33598.

Almost surely, 2^138853876 is an apocalyptic number.

It is an amenable number.

138853876 is an abundant number, since it is smaller than the sum of its proper divisors (142373644).

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

138853876 is a wasteful number, since it uses less digits than its factorization.

138853876 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62863 (or 62861 counting only the distinct ones).

The product of its digits is 967680, while the sum is 49.

The square root of 138853876 is about 11783.6274550751. The cubic root of 138853876 is about 517.8285633937.

The spelling of 138853876 in words is "one hundred thirty-eight million, eight hundred fifty-three thousand, eight hundred seventy-six".