679527337 has 2 divisors, whose sum is σ = 679527338. Its totient is φ = 679527336.

The previous prime is 679527319. The next prime is 679527379. The reversal of 679527337 is 733725976.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 354230041 + 325297296 = 18821^2 + 18036^2 .

It is a cyclic number.

It is not a de Polignac number, because 679527337 - 2⁷ = 679527209 is a prime.

It is not a weakly prime, because it can be changed into another prime (679527307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 339763668 + 339763669.

It is an arithmetic number, because the mean of its divisors is an integer number (339763669).

Almost surely, 2^679527337 is an apocalyptic number.

It is an amenable number.

679527337 is a deficient number, since it is larger than the sum of its proper divisors (1).

679527337 is an equidigital number, since it uses as much as digits as its factorization.

679527337 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1666980, while the sum is 49.

The square root of 679527337 is about 26067.7451460613. The cubic root of 679527337 is about 879.1621402740.

The spelling of 679527337 in words is "six hundred seventy-nine million, five hundred twenty-seven thousand, three hundred thirty-seven".