138337336 has 16 divisors (see below), whose sum is σ = 262936800. Its totient is φ = 68220864.

The previous prime is 138337333. The next prime is 138337357. The reversal of 138337336 is 633733831.

138337336 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 138337295 and 138337304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (138337333) 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, 117856 + ... + 119023.

It is an arithmetic number, because the mean of its divisors is an integer number (16433550).

Almost surely, 2^138337336 is an apocalyptic number.

It is an amenable number.

138337336 is a deficient number, since it is larger than the sum of its proper divisors (124599464).

138337336 is a wasteful number, since it uses less digits than its factorization.

138337336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236958 (or 236954 counting only the distinct ones).

The product of its digits is 81648, while the sum is 37.

The square root of 138337336 is about 11761.6893344451. The cubic root of 138337336 is about 517.1856536494.

The spelling of 138337336 in words is "one hundred thirty-eight million, three hundred thirty-seven thousand, three hundred thirty-six".