679941 has 8 divisors (see below), whose sum is σ = 1007360. Its totient is φ = 453276.

The previous prime is 679933. The next prime is 679951. The reversal of 679941 is 149976.

It is not a de Polignac number, because 679941 - 2³ = 679933 is a prime.

It is a Duffinian number.

679941 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 679896 and 679905.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 679941.

It is not an unprimeable number, because it can be changed into a prime (679951) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12565 + ... + 12618.

It is an arithmetic number, because the mean of its divisors is an integer number (125920).

2⁶⁷⁹⁹⁴¹ is an apocalyptic number.

It is an amenable number.

679941 is a deficient number, since it is larger than the sum of its proper divisors (327419).

679941 is a wasteful number, since it uses less digits than its factorization.

679941 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25192 (or 25186 counting only the distinct ones).

The product of its digits is 13608, while the sum is 36.

The square root of 679941 is about 824.5853503428. The cubic root of 679941 is about 87.9340501054.

The spelling of 679941 in words is "six hundred seventy-nine thousand, nine hundred forty-one".