478486079 has 2 divisors, whose sum is σ = 478486080. Its totient is φ = 478486078.

The previous prime is 478486049. The next prime is 478486081. The reversal of 478486079 is 970684874.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-478486079 is a prime.

Together with 478486081, it forms a pair of twin primes.

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 478486079.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (478486039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 239243039 + 239243040.

It is an arithmetic number, because the mean of its divisors is an integer number (239243040).

Almost surely, 2^478486079 is an apocalyptic number.

478486079 is a deficient number, since it is larger than the sum of its proper divisors (1).

478486079 is an equidigital number, since it uses as much as digits as its factorization.

478486079 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2709504, while the sum is 53.

The square root of 478486079 is about 21874.3246524321. The cubic root of 478486079 is about 782.1494945779.

The spelling of 478486079 in words is "four hundred seventy-eight million, four hundred eighty-six thousand, seventy-nine".