139532 has 6 divisors (see below), whose sum is σ = 244188. Its totient is φ = 69764.

The previous prime is 139511. The next prime is 139537. The reversal of 139532 is 235931.

It is a happy number.

139532 is nontrivially palindromic in base 6.

It is a junction number, because it is equal to n+sod(n) for n = 139498 and 139507.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 139532.

It is not an unprimeable number, because it can be changed into a prime (139537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17438 + ... + 17445.

It is an arithmetic number, because the mean of its divisors is an integer number (40698).

2¹³⁹⁵³² is an apocalyptic number.

It is an amenable number.

139532 is a deficient number, since it is larger than the sum of its proper divisors (104656).

139532 is a wasteful number, since it uses less digits than its factorization.

139532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34887 (or 34885 counting only the distinct ones).

The product of its digits is 810, while the sum is 23.

The square root of 139532 is about 373.5398238475. The cubic root of 139532 is about 51.8670172068.

The spelling of 139532 in words is "one hundred thirty-nine thousand, five hundred thirty-two".