139346448 has 40 divisors (see below), whose sum is σ = 365887296. Its totient is φ = 45686400.

The previous prime is 139346429. The next prime is 139346497. The reversal of 139346448 is 844643931.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20868 + ... + 26723.

Almost surely, 2^139346448 is an apocalyptic number.

It is an amenable number.

139346448 is an abundant number, since it is smaller than the sum of its proper divisors (226540848).

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

139346448 is a wasteful number, since it uses less digits than its factorization.

139346448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47663 (or 47657 counting only the distinct ones).

The product of its digits is 248832, while the sum is 42.

The square root of 139346448 is about 11804.5096467409. The cubic root of 139346448 is about 518.4401579735.

The spelling of 139346448 in words is "one hundred thirty-nine million, three hundred forty-six thousand, four hundred forty-eight".