Subtracting from 77376 its reverse (67377), we obtain a palindrome (9999).
It is a happy number.
77376 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
277376 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 77376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (113792).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
77376 is a wasteful number, since it uses less digits than its factorization.
77376 is an evil number, because the sum of its binary digits is even.
The square root of 77376 is about 278.1654184114. The cubic root of 77376 is about 42.6123440610.
The spelling of 77376 in words is "seventy-seven thousand, three hundred seventy-six".