138476112 has 20 divisors (see below), whose sum is σ = 357730080. Its totient is φ = 46158688.

The previous prime is 138476081. The next prime is 138476119. The reversal of 138476112 is 211674831.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (138476119) 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, 1442412 + ... + 1442507.

It is an arithmetic number, because the mean of its divisors is an integer number (17886504).

Almost surely, 2^138476112 is an apocalyptic number.

138476112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

138476112 is an abundant number, since it is smaller than the sum of its proper divisors (219253968).

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

138476112 is a wasteful number, since it uses less digits than its factorization.

138476112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2884930 (or 2884924 counting only the distinct ones).

The product of its digits is 8064, while the sum is 33.

The square root of 138476112 is about 11767.5873483055. The cubic root of 138476112 is about 517.3585377300.

The spelling of 138476112 in words is "one hundred thirty-eight million, four hundred seventy-six thousand, one hundred twelve".