139200032 has 24 divisors (see below), whose sum is σ = 275271696. Its totient is φ = 69289792.

The previous prime is 139200007. The next prime is 139200037. The reversal of 139200032 is 230002931.

It is a junction number, because it is equal to n+sod(n) for n = 139199977 and 139200013.

It is not an unprimeable number, because it can be changed into a prime (139200037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2318 + ... + 16845.

It is an arithmetic number, because the mean of its divisors is an integer number (11469654).

Almost surely, 2^139200032 is an apocalyptic number.

It is an amenable number.

139200032 is a deficient number, since it is larger than the sum of its proper divisors (136071664).

139200032 is a wasteful number, since it uses less digits than its factorization.

139200032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19400 (or 19392 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 20.

The square root of 139200032 is about 11798.3063191290. The cubic root of 139200032 is about 518.2585135012.

Adding to 139200032 its reverse (230002931), we get a palindrome (369202963).

The spelling of 139200032 in words is "one hundred thirty-nine million, two hundred thousand, thirty-two".