5668279 has 2 divisors, whose sum is σ = 5668280. Its totient is φ = 5668278.

The previous prime is 5668249. The next prime is 5668283. The reversal of 5668279 is 9728665.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5668279 - 2⁷ = 5668151 is a prime.

It is a d-powerful number, because it can be written as 5⁹ + 6⁷ + 6⁷ + 8⁷ + 2¹⁹ + 7⁴ + 9⁶ .

5668279 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5668249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2834139 + 2834140.

It is an arithmetic number, because the mean of its divisors is an integer number (2834140).

Almost surely, 2^5668279 is an apocalyptic number.

5668279 is a deficient number, since it is larger than the sum of its proper divisors (1).

5668279 is an equidigital number, since it uses as much as digits as its factorization.

5668279 is an evil number, because the sum of its binary digits is even.

The product of its digits is 181440, while the sum is 43.

The square root of 5668279 is about 2380.8147764998. The cubic root of 5668279 is about 178.2996153292.

The spelling of 5668279 in words is "five million, six hundred sixty-eight thousand, two hundred seventy-nine".