478273 has 2 divisors, whose sum is σ = 478274. Its totient is φ = 478272.

The previous prime is 478271. The next prime is 478321. The reversal of 478273 is 372874.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 339889 + 138384 = 583^2 + 372^2 .

It is a cyclic number.

It is not a de Polignac number, because 478273 - 2¹ = 478271 is a prime.

Together with 478271, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (478271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 239136 + 239137.

It is an arithmetic number, because the mean of its divisors is an integer number (239137).

2⁴⁷⁸²⁷³ is an apocalyptic number.

It is an amenable number.

478273 is a deficient number, since it is larger than the sum of its proper divisors (1).

478273 is an equidigital number, since it uses as much as digits as its factorization.

478273 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9408, while the sum is 31.

The square root of 478273 is about 691.5728450424. The cubic root of 478273 is about 78.2033375298.

The spelling of 478273 in words is "four hundred seventy-eight thousand, two hundred seventy-three".