139962 has 8 divisors (see below), whose sum is σ = 279936. Its totient is φ = 46652.

The previous prime is 139943. The next prime is 139967. The reversal of 139962 is 269931.

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

139962 is an admirable number.

It is a super-2 number, since 2×139962² = 39178722888, which contains 22 as substring.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 139962.

It is not an unprimeable number, because it can be changed into a prime (139967) by changing a digit.

139962 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11658 + ... + 11669.

It is an arithmetic number, because the mean of its divisors is an integer number (34992).

139962 is a Friedman number, since it can be written as 12^3*9*9-6, using all its digits and the basic arithmetic operations.

2¹³⁹⁹⁶² is an apocalyptic number.

139962 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.

139962 is a wasteful number, since it uses less digits than its factorization.

139962 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23332.

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

The square root of 139962 is about 374.1149555952. The cubic root of 139962 is about 51.9202426225.

The spelling of 139962 in words is "one hundred thirty-nine thousand, nine hundred sixty-two".