139622 has 8 divisors (see below), whose sum is σ = 239376. Its totient is φ = 59832.

The previous prime is 139619. The next prime is 139627. The reversal of 139622 is 226931.

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

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 139622.

It is not an unprimeable number, because it can be changed into a prime (139627) 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, 4973 + ... + 5000.

It is an arithmetic number, because the mean of its divisors is an integer number (29922).

2¹³⁹⁶²² is an apocalyptic number.

139622 is a deficient number, since it is larger than the sum of its proper divisors (99754).

139622 is an equidigital number, since it uses as much as digits as its factorization.

139622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9982.

The product of its digits is 648, while the sum is 23.

The square root of 139622 is about 373.6602735106. The cubic root of 139622 is about 51.8781664492.

The spelling of 139622 in words is "one hundred thirty-nine thousand, six hundred twenty-two".