78306796 has 12 divisors (see below), whose sum is σ = 137434248. Its totient is φ = 39039872.

The previous prime is 78306793. The next prime is 78306817. The reversal of 78306796 is 69760387.

It is a super-2 number, since 2×78306796² = 12263908599571232, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (78306791) 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, 26821 + ... + 29596.

It is an arithmetic number, because the mean of its divisors is an integer number (11452854).

Almost surely, 2^78306796 is an apocalyptic number.

It is an amenable number.

78306796 is a deficient number, since it is larger than the sum of its proper divisors (59127452).

78306796 is a wasteful number, since it uses less digits than its factorization.

78306796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56768 (or 56766 counting only the distinct ones).

The product of its (nonzero) digits is 381024, while the sum is 46.

The square root of 78306796 is about 8849.1127238837. The cubic root of 78306796 is about 427.8253210378.

The spelling of 78306796 in words is "seventy-eight million, three hundred six thousand, seven hundred ninety-six".