60839 has 4 divisors (see below), whose sum is σ = 61656. Its totient is φ = 60024.

The previous prime is 60821. The next prime is 60859. The reversal of 60839 is 93806.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-60839 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60859) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 284 + ... + 449.

It is an arithmetic number, because the mean of its divisors is an integer number (15414).

2⁶⁰⁸³⁹ is an apocalyptic number.

60839 is a deficient number, since it is larger than the sum of its proper divisors (817).

60839 is an equidigital number, since it uses as much as digits as its factorization.

60839 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 816.

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 60839 is about 246.6556303837. The cubic root of 60839 is about 39.3303087463.

The spelling of 60839 in words is "sixty thousand, eight hundred thirty-nine".