478322041 has 2 divisors, whose sum is σ = 478322042. Its totient is φ = 478322040.

The previous prime is 478322029. The next prime is 478322057. The reversal of 478322041 is 140223874.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 471541225 + 6780816 = 21715^2 + 2604^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-478322041 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 478321994 and 478322012.

It is not a weakly prime, because it can be changed into another prime (478322021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 239161020 + 239161021.

It is an arithmetic number, because the mean of its divisors is an integer number (239161021).

Almost surely, 2^478322041 is an apocalyptic number.

It is an amenable number.

478322041 is a deficient number, since it is larger than the sum of its proper divisors (1).

478322041 is an equidigital number, since it uses as much as digits as its factorization.

478322041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10752, while the sum is 31.

The square root of 478322041 is about 21870.5747752545. The cubic root of 478322041 is about 782.0601036781.

The spelling of 478322041 in words is "four hundred seventy-eight million, three hundred twenty-two thousand, forty-one".