138073304 has 16 divisors (see below), whose sum is σ = 272513400. Its totient is φ = 65403072.

The previous prime is 138073291. The next prime is 138073333. The reversal of 138073304 is 403370831.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 454037 + ... + 454340.

Almost surely, 2^138073304 is an apocalyptic number.

It is an amenable number.

138073304 is a deficient number, since it is larger than the sum of its proper divisors (134440096).

138073304 is a wasteful number, since it uses less digits than its factorization.

138073304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 908402 (or 908398 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 138073304 is about 11750.4597356869. The cubic root of 138073304 is about 516.8564088855.

The spelling of 138073304 in words is "one hundred thirty-eight million, seventy-three thousand, three hundred four".