78476 has 12 divisors (see below), whose sum is σ = 143472. Its totient is φ = 37488.
The previous prime is 78467. The next prime is 78479. The reversal of 78476 is 67487.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (78479) 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 in 3 ways as a sum of consecutive naturals, for example, 335 + ... + 518.
It is an arithmetic number, because the mean of its divisors is an integer number (11956).
278476 is an apocalyptic number.
It is an amenable number.
78476 is a deficient number, since it is larger than the sum of its proper divisors (64996).
78476 is a wasteful number, since it uses less digits than its factorization.
78476 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 880 (or 878 counting only the distinct ones).
The product of its digits is 9408, while the sum is 32.
The square root of 78476 is about 280.1356814117. The cubic root of 78476 is about 42.8133245264.
It can be divided in two parts, 78 and 476, that multiplied together give a triangular number (37128 = T272).
The spelling of 78476 in words is "seventy-eight thousand, four hundred seventy-six".
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