139926 has 8 divisors (see below), whose sum is σ = 279864. Its totient is φ = 46640.

The previous prime is 139921. The next prime is 139939. The reversal of 139926 is 629931.

139926 is nontrivially palindromic in base 12.

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

139926 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 139893 and 139902.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139921) by changing a digit.

139926 is an untouchable number, because it is not equal to the sum of proper divisors of any 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, 11655 + ... + 11666.

It is an arithmetic number, because the mean of its divisors is an integer number (34983).

2¹³⁹⁹²⁶ is an apocalyptic number.

139926 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.

139926 is a wasteful number, since it uses less digits than its factorization.

139926 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23326.

The product of its digits is 2916, while the sum is 30.

The square root of 139926 is about 374.0668389473. The cubic root of 139926 is about 51.9157907260.

The spelling of 139926 in words is "one hundred thirty-nine thousand, nine hundred twenty-six".