139166322 has 8 divisors (see below), whose sum is σ = 278332656. Its totient is φ = 46388772.

The previous prime is 139166249. The next prime is 139166323. The reversal of 139166322 is 223661931.

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

139166322 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (139166323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11597188 + ... + 11597199.

It is an arithmetic number, because the mean of its divisors is an integer number (34791582).

Almost surely, 2^139166322 is an apocalyptic number.

139166322 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.

139166322 is a wasteful number, since it uses less digits than its factorization.

139166322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23194392.

The product of its digits is 11664, while the sum is 33.

The square root of 139166322 is about 11796.8776377480. The cubic root of 139166322 is about 518.2166746580.

The spelling of 139166322 in words is "one hundred thirty-nine million, one hundred sixty-six thousand, three hundred twenty-two".