78376 has 16 divisors (see below), whose sum is σ = 149940. Its totient is φ = 38400.

The previous prime is 78367. The next prime is 78401. The reversal of 78376 is 67387.

It can be written as a sum of positive squares in 2 ways, for example, as 72900 + 5476 = 270^2 + 74^2 .

It is a super-2 number, since 2×78376² = 12285594752, which contains 22 as substring.

It is an unprimeable number.

78376 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 726 + ... + 826.

2⁷⁸³⁷⁶ is an apocalyptic number.

It is an amenable number.

78376 is a deficient number, since it is larger than the sum of its proper divisors (71564).

78376 is a wasteful number, since it uses less digits than its factorization.

78376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204 (or 200 counting only the distinct ones).

The product of its digits is 7056, while the sum is 31.

The square root of 78376 is about 279.9571395768. The cubic root of 78376 is about 42.7951314810.

It can be divided in two parts, 78 and 376, that added together give a palindrome (454).

The spelling of 78376 in words is "seventy-eight thousand, three hundred seventy-six".