78079267 has 16 divisors (see below), whose sum is σ = 92408832. Its totient is φ = 64584000.

The previous prime is 78079241. The next prime is 78079279. The reversal of 78079267 is 76297087.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-78079267 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (78079367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22392 + ... + 25642.

It is an arithmetic number, because the mean of its divisors is an integer number (5775552).

Almost surely, 2^78079267 is an apocalyptic number.

78079267 is a deficient number, since it is larger than the sum of its proper divisors (14329565).

78079267 is a wasteful number, since it uses less digits than its factorization.

78079267 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3378.

The product of its (nonzero) digits is 296352, while the sum is 46.

The square root of 78079267 is about 8836.2473369638. The cubic root of 78079267 is about 427.4105545685.

The spelling of 78079267 in words is "seventy-eight million, seventy-nine thousand, two hundred sixty-seven".