478484207 has 2 divisors, whose sum is σ = 478484208. Its totient is φ = 478484206.

The previous prime is 478484197. The next prime is 478484213. The reversal of 478484207 is 702484874.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 478484207 - 2⁶ = 478484143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (478484257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 239242103 + 239242104.

It is an arithmetic number, because the mean of its divisors is an integer number (239242104).

Almost surely, 2^478484207 is an apocalyptic number.

478484207 is a deficient number, since it is larger than the sum of its proper divisors (1).

478484207 is an equidigital number, since it uses as much as digits as its factorization.

478484207 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 401408, while the sum is 44.

The square root of 478484207 is about 21874.2818624978. The cubic root of 478484207 is about 782.1484745651.

The spelling of 478484207 in words is "four hundred seventy-eight million, four hundred eighty-four thousand, two hundred seven".