76678 has 8 divisors (see below), whose sum is σ = 131472. Its totient is φ = 32856.

The previous prime is 76673. The next prime is 76679. The reversal of 76678 is 87667.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a plaindrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76673) by changing a digit.

76678 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, 2725 + ... + 2752.

It is an arithmetic number, because the mean of its divisors is an integer number (16434).

2⁷⁶⁶⁷⁸ is an apocalyptic number.

76678 is a deficient number, since it is larger than the sum of its proper divisors (54794).

76678 is a wasteful number, since it uses less digits than its factorization.

76678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5486.

The product of its digits is 14112, while the sum is 34.

The square root of 76678 is about 276.9079269360. The cubic root of 76678 is about 42.4838231398.

The spelling of 76678 in words is "seventy-six thousand, six hundred seventy-eight".