76816378 has 8 divisors (see below), whose sum is σ = 115596000. Its totient is φ = 38284380.

The previous prime is 76816349. The next prime is 76816379. The reversal of 76816378 is 87361867.

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

It is not an unprimeable number, because it can be changed into a prime (76816379) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61128 + ... + 62371.

It is an arithmetic number, because the mean of its divisors is an integer number (14449500).

Almost surely, 2^76816378 is an apocalyptic number.

76816378 is a deficient number, since it is larger than the sum of its proper divisors (38779622).

76816378 is a wasteful number, since it uses less digits than its factorization.

76816378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123812.

The product of its digits is 338688, while the sum is 46.

The square root of 76816378 is about 8764.4953077744. The cubic root of 76816378 is about 425.0936411887.

The spelling of 76816378 in words is "seventy-six million, eight hundred sixteen thousand, three hundred seventy-eight".