79230847 has 2 divisors, whose sum is σ = 79230848. Its totient is φ = 79230846.

The previous prime is 79230803. The next prime is 79230869. The reversal of 79230847 is 74803297.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 79230847 - 2⁷ = 79230719 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (79230647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39615423 + 39615424.

It is an arithmetic number, because the mean of its divisors is an integer number (39615424).

Almost surely, 2^79230847 is an apocalyptic number.

79230847 is a deficient number, since it is larger than the sum of its proper divisors (1).

79230847 is an equidigital number, since it uses as much as digits as its factorization.

79230847 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 84672, while the sum is 40.

The square root of 79230847 is about 8901.1711027258. The cubic root of 79230847 is about 429.5015804207.

The spelling of 79230847 in words is "seventy-nine million, two hundred thirty thousand, eight hundred forty-seven".