79274329 has 2 divisors, whose sum is σ = 79274330. Its totient is φ = 79274328.

The previous prime is 79274323. The next prime is 79274339. The reversal of 79274329 is 92347297.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 63234304 + 16040025 = 7952^2 + 4005^2 .

It is a cyclic number.

It is not a de Polignac number, because 79274329 - 2⁵ = 79274297 is a prime.

It is not a weakly prime, because it can be changed into another prime (79274323) 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 as a sum of consecutive naturals, namely, 39637164 + 39637165.

It is an arithmetic number, because the mean of its divisors is an integer number (39637165).

Almost surely, 2^79274329 is an apocalyptic number.

It is an amenable number.

79274329 is a deficient number, since it is larger than the sum of its proper divisors (1).

79274329 is an equidigital number, since it uses as much as digits as its factorization.

79274329 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 190512, while the sum is 43.

The square root of 79274329 is about 8903.6132553026. The cubic root of 79274329 is about 429.5801364085.

The spelling of 79274329 in words is "seventy-nine million, two hundred seventy-four thousand, three hundred twenty-nine".