1679017 has 2 divisors, whose sum is σ = 1679018. Its totient is φ = 1679016.

The previous prime is 1679009. The next prime is 1679033. The reversal of 1679017 is 7109761.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1527696 + 151321 = 1236^2 + 389^2 .

It is a cyclic number.

It is not a de Polignac number, because 1679017 - 2³ = 1679009 is a prime.

It is a Chen prime.

1679017 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 1679017.

It is not a weakly prime, because it can be changed into another prime (1679057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 839508 + 839509.

It is an arithmetic number, because the mean of its divisors is an integer number (839509).

2^1679017 is an apocalyptic number.

It is an amenable number.

1679017 is a deficient number, since it is larger than the sum of its proper divisors (1).

1679017 is an equidigital number, since it uses as much as digits as its factorization.

1679017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2646, while the sum is 31.

The square root of 1679017 is about 1295.7688837134. The cubic root of 1679017 is about 118.8552485186.

It can be divided in two parts, 16790 and 17, that added together give a 5-th power (16807 = 7⁵).

The spelling of 1679017 in words is "one million, six hundred seventy-nine thousand, seventeen".