679115 has 8 divisors (see below), whose sum is σ = 826848. Its totient is φ = 535360.

The previous prime is 679111. The next prime is 679123. The reversal of 679115 is 511976.

It is a happy number.

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

It is not a de Polignac number, because 679115 - 2² = 679111 is a prime.

It is a super-2 number, since 2×679115² = 922394366450, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (679111) 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, 602 + ... + 1311.

It is an arithmetic number, because the mean of its divisors is an integer number (103356).

2⁶⁷⁹¹¹⁵ is an apocalyptic number.

679115 is a deficient number, since it is larger than the sum of its proper divisors (147733).

679115 is a wasteful number, since it uses less digits than its factorization.

679115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1989.

The product of its digits is 1890, while the sum is 29.

The square root of 679115 is about 824.0843403439. The cubic root of 679115 is about 87.8984279179.

The spelling of 679115 in words is "six hundred seventy-nine thousand, one hundred fifteen".