138184088 has 32 divisors (see below), whose sum is σ = 297766560. Its totient is φ = 58890240.

The previous prime is 138184087. The next prime is 138184099. The reversal of 138184088 is 880481831.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (138184087) by changing a digit.

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, 3320 + ... + 16952.

It is an arithmetic number, because the mean of its divisors is an integer number (9305205).

Almost surely, 2^138184088 is an apocalyptic number.

It is an amenable number.

138184088 is an abundant number, since it is smaller than the sum of its proper divisors (159582472).

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

138184088 is a wasteful number, since it uses less digits than its factorization.

138184088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13827 (or 13823 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 41.

The square root of 138184088 is about 11755.1728188062. The cubic root of 138184088 is about 516.9946062812.

The spelling of 138184088 in words is "one hundred thirty-eight million, one hundred eighty-four thousand, eighty-eight".