78005296 has 20 divisors (see below), whose sum is σ = 152836200. Its totient is φ = 38563712.

The previous prime is 78005267. The next prime is 78005303. The reversal of 78005296 is 69250087.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25966 + ... + 28813.

It is an arithmetic number, because the mean of its divisors is an integer number (7641810).

Almost surely, 2^78005296 is an apocalyptic number.

It is an amenable number.

78005296 is a deficient number, since it is larger than the sum of its proper divisors (74830904).

78005296 is a wasteful number, since it uses less digits than its factorization.

78005296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54876 (or 54870 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 37.

The square root of 78005296 is about 8832.0606881973. The cubic root of 78005296 is about 427.2755380366.

The spelling of 78005296 in words is "seventy-eight million, five thousand, two hundred ninety-six".