679129 has 8 divisors (see below), whose sum is σ = 749088. Its totient is φ = 610560.

The previous prime is 679127. The next prime is 679153. The reversal of 679129 is 921976.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 679129 - 2¹ = 679127 is a prime.

It is a super-2 number, since 2×679129² = 922432397282, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 679094 and 679103.

It is not an unprimeable number, because it can be changed into a prime (679123) 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 7 ways as a sum of consecutive naturals, for example, 889 + ... + 1465.

It is an arithmetic number, because the mean of its divisors is an integer number (93636).

2⁶⁷⁹¹²⁹ is an apocalyptic number.

It is an amenable number.

679129 is a deficient number, since it is larger than the sum of its proper divisors (69959).

679129 is a wasteful number, since it uses less digits than its factorization.

679129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 695.

The product of its digits is 6804, while the sum is 34.

The square root of 679129 is about 824.0928345763. The cubic root of 679129 is about 87.8990319244.

It can be divided in two parts, 679 and 129, that added together give a palindrome (808).

The spelling of 679129 in words is "six hundred seventy-nine thousand, one hundred twenty-nine".