78494 has 8 divisors (see below), whose sum is σ = 126840. Its totient is φ = 36216.
The previous prime is 78487. The next prime is 78497. The reversal of 78494 is 49487.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-3 number, since 3×784943 = 1450877138933352, which contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a self number, because there is not a number n which added to its sum of digits gives 78494.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (78497) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1484 + ... + 1535.
It is an arithmetic number, because the mean of its divisors is an integer number (15855).
278494 is an apocalyptic number.
78494 is a deficient number, since it is larger than the sum of its proper divisors (48346).
78494 is a wasteful number, since it uses less digits than its factorization.
78494 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3034.
The product of its digits is 8064, while the sum is 32.
The square root of 78494 is about 280.1678068587. The cubic root of 78494 is about 42.8165976329.
It can be divided in two parts, 784 and 94, that added together give a palindrome (878).
The spelling of 78494 in words is "seventy-eight thousand, four hundred ninety-four".
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