478243 has 2 divisors, whose sum is σ = 478244. Its totient is φ = 478242.

The previous prime is 478241. The next prime is 478253. The reversal of 478243 is 342874.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 478243 - 2¹ = 478241 is a prime.

Together with 478241, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (478241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 239121 + 239122.

It is an arithmetic number, because the mean of its divisors is an integer number (239122).

2⁴⁷⁸²⁴³ is an apocalyptic number.

478243 is a deficient number, since it is larger than the sum of its proper divisors (1).

478243 is an equidigital number, since it uses as much as digits as its factorization.

478243 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5376, while the sum is 28.

The square root of 478243 is about 691.5511550131. The cubic root of 478243 is about 78.2017023764.

The spelling of 478243 in words is "four hundred seventy-eight thousand, two hundred forty-three".