679539014 has 32 divisors (see below), whose sum is σ = 1272070656. Its totient is φ = 264496320.

The previous prime is 679539001. The next prime is 679539017. The reversal of 679539014 is 410935976.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (679539017) 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 in 15 ways as a sum of consecutive naturals, for example, 253847 + ... + 256509.

It is an arithmetic number, because the mean of its divisors is an integer number (39752208).

Almost surely, 2^679539014 is an apocalyptic number.

679539014 is a deficient number, since it is larger than the sum of its proper divisors (592531642).

679539014 is a wasteful number, since it uses less digits than its factorization.

679539014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4340.

The product of its (nonzero) digits is 204120, while the sum is 44.

The square root of 679539014 is about 26067.9691192083. The cubic root of 679539014 is about 879.1671760869.

It can be divided in two parts, 67953 and 9014, that added together give a palindrome (76967).

The spelling of 679539014 in words is "six hundred seventy-nine million, five hundred thirty-nine thousand, fourteen".