139608322 has 8 divisors (see below), whose sum is σ = 239328576. Its totient is φ = 59832132.

The previous prime is 139608299. The next prime is 139608353. The reversal of 139608322 is 223806931.

It is a happy number.

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

It is an unprimeable number.

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, 4985998 + ... + 4986025.

It is an arithmetic number, because the mean of its divisors is an integer number (29916072).

Almost surely, 2^139608322 is an apocalyptic number.

139608322 is a deficient number, since it is larger than the sum of its proper divisors (99720254).

139608322 is an equidigital number, since it uses as much as digits as its factorization.

139608322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9972032.

The product of its (nonzero) digits is 15552, while the sum is 34.

The square root of 139608322 is about 11815.5965570935. The cubic root of 139608322 is about 518.7647232092.

The spelling of 139608322 in words is "one hundred thirty-nine million, six hundred eight thousand, three hundred twenty-two".