679612 has 12 divisors (see below), whose sum is σ = 1206576. Its totient is φ = 334880.

The previous prime is 679607. The next prime is 679633. The reversal of 679612 is 216976.

It is a congruent number.

It is an unprimeable number.

679612 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 913 + ... + 1480.

It is an arithmetic number, because the mean of its divisors is an integer number (100548).

2⁶⁷⁹⁶¹² is an apocalyptic number.

It is an amenable number.

679612 is a deficient number, since it is larger than the sum of its proper divisors (526964).

679612 is a wasteful number, since it uses less digits than its factorization.

679612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2468 (or 2466 counting only the distinct ones).

The product of its digits is 4536, while the sum is 31.

The square root of 679612 is about 824.3858319986. The cubic root of 679612 is about 87.9198650659.

The spelling of 679612 in words is "six hundred seventy-nine thousand, six hundred twelve".