78314306 has 16 divisors (see below), whose sum is σ = 134386560. Its totient is φ = 33529920.

The previous prime is 78314303. The next prime is 78314317. The reversal of 78314306 is 60341387.

It is a super-2 number, since 2×78314306² = 12266261048523272, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (78314303) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16346 + ... + 20586.

It is an arithmetic number, because the mean of its divisors is an integer number (8399160).

Almost surely, 2^78314306 is an apocalyptic number.

78314306 is a deficient number, since it is larger than the sum of its proper divisors (56072254).

78314306 is a wasteful number, since it uses less digits than its factorization.

78314306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5569.

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 78314306 is about 8849.5370500383. The cubic root of 78314306 is about 427.8389974389.

The spelling of 78314306 in words is "seventy-eight million, three hundred fourteen thousand, three hundred six".