79916 has 6 divisors (see below), whose sum is σ = 139860. Its totient is φ = 39956.
The previous prime is 79907. The next prime is 79939. The reversal of 79916 is 61997.
It is an unprimeable number.
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, 9986 + ... + 9993.
It is an arithmetic number, because the mean of its divisors is an integer number (23310).
279916 is an apocalyptic number.
It is an amenable number.
79916 is a deficient number, since it is larger than the sum of its proper divisors (59944).
79916 is a wasteful number, since it uses less digits than its factorization.
79916 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19983 (or 19981 counting only the distinct ones).
The product of its digits is 3402, while the sum is 32.
The square root of 79916 is about 282.6941810508. The cubic root of 79916 is about 43.0736074764.
It can be divided in two parts, 7991 and 6, that added together give a palindrome (7997).
The spelling of 79916 in words is "seventy-nine thousand, nine hundred sixteen".
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