68247 has 6 divisors (see below), whose sum is σ = 98592. Its totient is φ = 45492.

The previous prime is 68239. The next prime is 68261. The reversal of 68247 is 74286.

It is not a de Polignac number, because 68247 - 2³ = 68239 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 68247.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68207) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3783 + ... + 3800.

It is an arithmetic number, because the mean of its divisors is an integer number (16432).

2⁶⁸²⁴⁷ is an apocalyptic number.

68247 is a deficient number, since it is larger than the sum of its proper divisors (30345).

68247 is a wasteful number, since it uses less digits than its factorization.

68247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7589 (or 7586 counting only the distinct ones).

The product of its digits is 2688, while the sum is 27.

The square root of 68247 is about 261.2412677966. The cubic root of 68247 is about 40.8659113423.

It can be divided in two parts, 682 and 47, that added together give a 6-th power (729 = 3⁶).

The spelling of 68247 in words is "sixty-eight thousand, two hundred forty-seven".