79448339 has 2 divisors, whose sum is σ = 79448340. Its totient is φ = 79448338.

The previous prime is 79448333. The next prime is 79448351. The reversal of 79448339 is 93384497.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 79448339 - 2¹⁶ = 79382803 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 79448293 and 79448302.

It is not a weakly prime, because it can be changed into another prime (79448333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39724169 + 39724170.

It is an arithmetic number, because the mean of its divisors is an integer number (39724170).

Almost surely, 2^79448339 is an apocalyptic number.

79448339 is a deficient number, since it is larger than the sum of its proper divisors (1).

79448339 is an equidigital number, since it uses as much as digits as its factorization.

79448339 is an evil number, because the sum of its binary digits is even.

The product of its digits is 653184, while the sum is 47.

The square root of 79448339 is about 8913.3797742495. The cubic root of 79448339 is about 429.8942213218.

The spelling of 79448339 in words is "seventy-nine million, four hundred forty-eight thousand, three hundred thirty-nine".