78895 has 8 divisors (see below), whose sum is σ = 97920. Its totient is φ = 60960.
The previous prime is 78893. The next prime is 78901. The reversal of 78895 is 59887.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 78895 - 21 = 78893 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (78893) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100 + ... + 409.
It is an arithmetic number, because the mean of its divisors is an integer number (12240).
278895 is an apocalyptic number.
78895 is a deficient number, since it is larger than the sum of its proper divisors (19025).
78895 is a wasteful number, since it uses less digits than its factorization.
78895 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 545.
The product of its digits is 20160, while the sum is 37.
The square root of 78895 is about 280.8825377271. The cubic root of 78895 is about 42.8893857893.
The spelling of 78895 in words is "seventy-eight thousand, eight hundred ninety-five".
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