139192 has 16 divisors (see below), whose sum is σ = 264960. Its totient is φ = 68544.

The previous prime is 139187. The next prime is 139199. The reversal of 139192 is 291931.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139199) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 948 + ... + 1084.

It is an arithmetic number, because the mean of its divisors is an integer number (16560).

2¹³⁹¹⁹² is an apocalyptic number.

It is an amenable number.

139192 is a deficient number, since it is larger than the sum of its proper divisors (125768).

139192 is a wasteful number, since it uses less digits than its factorization.

139192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270 (or 266 counting only the distinct ones).

The product of its digits is 486, while the sum is 25.

The square root of 139192 is about 373.0844408442. The cubic root of 139192 is about 51.8248545274.

It can be divided in two parts, 1 and 39192, that added together give a palindrome (39193).

The spelling of 139192 in words is "one hundred thirty-nine thousand, one hundred ninety-two".