478913 has 2 divisors, whose sum is σ = 478914. Its totient is φ = 478912.

The previous prime is 478901. The next prime is 478927. The reversal of 478913 is 319874.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 478864 + 49 = 692^2 + 7^2 .

It is a cyclic number.

It is not a de Polignac number, because 478913 - 2⁴ = 478897 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 478913.

It is not a weakly prime, because it can be changed into another prime (478943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 239456 + 239457.

It is an arithmetic number, because the mean of its divisors is an integer number (239457).

2⁴⁷⁸⁹¹³ is an apocalyptic number.

It is an amenable number.

478913 is a deficient number, since it is larger than the sum of its proper divisors (1).

478913 is an equidigital number, since it uses as much as digits as its factorization.

478913 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6048, while the sum is 32.

The square root of 478913 is about 692.0354037186. The cubic root of 478913 is about 78.2382045254.

The spelling of 478913 in words is "four hundred seventy-eight thousand, nine hundred thirteen".