286427 has 2 divisors, whose sum is σ = 286428. Its totient is φ = 286426.

The previous prime is 286421. The next prime is 286453. The reversal of 286427 is 724682.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 286427 - 2⁴ = 286411 is a prime.

It is a d-powerful number, because it can be written as 2¹⁰ + 8⁴ + 4 + 6⁷ + 2¹⁰ + 7³ .

It is a nialpdrome in base 14.

It is a self number, because there is not a number n which added to its sum of digits gives 286427.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 286427.

It is not a weakly prime, because it can be changed into another prime (286421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 143213 + 143214.

It is an arithmetic number, because the mean of its divisors is an integer number (143214).

2²⁸⁶⁴²⁷ is an apocalyptic number.

286427 is a deficient number, since it is larger than the sum of its proper divisors (1).

286427 is an equidigital number, since it uses as much as digits as its factorization.

286427 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5376, while the sum is 29.

The square root of 286427 is about 535.1887517503. The cubic root of 286427 is about 65.9180955232.

The spelling of 286427 in words is "two hundred eighty-six thousand, four hundred twenty-seven".