679002229 has 2 divisors, whose sum is σ = 679002230. Its totient is φ = 679002228.

The previous prime is 679002227. The next prime is 679002307. The reversal of 679002229 is 922200976.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 588790225 + 90212004 = 24265^2 + 9498^2 .

It is a cyclic number.

It is not a de Polignac number, because 679002229 - 2¹ = 679002227 is a prime.

It is a super-2 number, since 2×679002229² = 922088053973936882, which contains 22 as substring.

Together with 679002227, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (679002227) 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, 339501114 + 339501115.

It is an arithmetic number, because the mean of its divisors is an integer number (339501115).

Almost surely, 2^679002229 is an apocalyptic number.

It is an amenable number.

679002229 is a deficient number, since it is larger than the sum of its proper divisors (1).

679002229 is an equidigital number, since it uses as much as digits as its factorization.

679002229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27216, while the sum is 37.

The square root of 679002229 is about 26057.6712121402. The cubic root of 679002229 is about 878.9356230002.

The spelling of 679002229 in words is "six hundred seventy-nine million, two thousand, two hundred twenty-nine".