68654 has 4 divisors (see below), whose sum is σ = 102984. Its totient is φ = 34326.
The previous prime is 68639. The next prime is 68659. The reversal of 68654 is 45686.
It is a semiprime because it is the product of two primes.
It is a congruent number.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 68654.
It is not an unprimeable number, because it can be changed into a prime (68659) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17162 + ... + 17165.
It is an arithmetic number, because the mean of its divisors is an integer number (25746).
268654 is an apocalyptic number.
68654 is a deficient number, since it is larger than the sum of its proper divisors (34330).
68654 is a wasteful number, since it uses less digits than its factorization.
68654 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 34329.
The product of its digits is 5760, while the sum is 29.
The square root of 68654 is about 262.0190832745. The cubic root of 68654 is about 40.9469868074.
The spelling of 68654 in words is "sixty-eight thousand, six hundred fifty-four".
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