138882332 has 6 divisors (see below), whose sum is σ = 243044088. Its totient is φ = 69441164.

The previous prime is 138882307. The next prime is 138882353. The reversal of 138882332 is 233288831.

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, 17360288 + ... + 17360295.

It is an arithmetic number, because the mean of its divisors is an integer number (40507348).

Almost surely, 2^138882332 is an apocalyptic number.

It is an amenable number.

138882332 is a deficient number, since it is larger than the sum of its proper divisors (104161756).

138882332 is a wasteful number, since it uses less digits than its factorization.

138882332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34720587 (or 34720585 counting only the distinct ones).

The product of its digits is 55296, while the sum is 38.

The square root of 138882332 is about 11784.8348312567. The cubic root of 138882332 is about 517.8639346861.

The spelling of 138882332 in words is "one hundred thirty-eight million, eight hundred eighty-two thousand, three hundred thirty-two".