139322 has 4 divisors (see below), whose sum is σ = 208986. Its totient is φ = 69660.

The previous prime is 139313. The next prime is 139333. The reversal of 139322 is 223931.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 223931 = 61 ⋅3671.

It can be written as a sum of positive squares in only one way, i.e., 137641 + 1681 = 371^2 + 41^2 .

It is a junction number, because it is equal to n+sod(n) for n = 139294 and 139303.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 139322.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34829 + ... + 34832.

2¹³⁹³²² is an apocalyptic number.

139322 is a deficient number, since it is larger than the sum of its proper divisors (69664).

139322 is an equidigital number, since it uses as much as digits as its factorization.

139322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69663.

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

The square root of 139322 is about 373.2586234771. The cubic root of 139322 is about 51.8409836506.

The spelling of 139322 in words is "one hundred thirty-nine thousand, three hundred twenty-two".