138446034 has 8 divisors (see below), whose sum is σ = 276892080. Its totient is φ = 46148676.

The previous prime is 138445991. The next prime is 138446059. The reversal of 138446034 is 430644831.

It is a happy number.

138446034 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

138446034 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 138445986 and 138446004.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11537164 + ... + 11537175.

It is an arithmetic number, because the mean of its divisors is an integer number (34611510).

Almost surely, 2^138446034 is an apocalyptic number.

138446034 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

138446034 is a wasteful number, since it uses less digits than its factorization.

138446034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23074344.

The product of its (nonzero) digits is 27648, while the sum is 33.

The square root of 138446034 is about 11766.3092769143. The cubic root of 138446034 is about 517.3210770285.

The spelling of 138446034 in words is "one hundred thirty-eight million, four hundred forty-six thousand, thirty-four".