78933339 has 8 divisors (see below), whose sum is σ = 116938320. Its totient is φ = 52622208.

The previous prime is 78933313. The next prime is 78933341. The reversal of 78933339 is 93333987.

It is not a de Polignac number, because 78933339 - 2⁵ = 78933307 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 78933294 and 78933303.

It is not an unprimeable number, because it can be changed into a prime (78938339) 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, 1461702 + ... + 1461755.

It is an arithmetic number, because the mean of its divisors is an integer number (14617290).

Almost surely, 2^78933339 is an apocalyptic number.

78933339 is a deficient number, since it is larger than the sum of its proper divisors (38004981).

78933339 is a wasteful number, since it uses less digits than its factorization.

78933339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2923466 (or 2923460 counting only the distinct ones).

The product of its digits is 367416, while the sum is 45.

The square root of 78933339 is about 8884.4436516869. The cubic root of 78933339 is about 428.9633202538.

The spelling of 78933339 in words is "seventy-eight million, nine hundred thirty-three thousand, three hundred thirty-nine".