478800367 has 2 divisors, whose sum is σ = 478800368. Its totient is φ = 478800366.

The previous prime is 478800319. The next prime is 478800389. The reversal of 478800367 is 763008874.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-478800367 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (478800307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 239400183 + 239400184.

It is an arithmetic number, because the mean of its divisors is an integer number (239400184).

Almost surely, 2^478800367 is an apocalyptic number.

478800367 is a deficient number, since it is larger than the sum of its proper divisors (1).

478800367 is an equidigital number, since it uses as much as digits as its factorization.

478800367 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 225792, while the sum is 43.

The square root of 478800367 is about 21881.5074206509. The cubic root of 478800367 is about 782.3207056882.

The spelling of 478800367 in words is "four hundred seventy-eight million, eight hundred thousand, three hundred sixty-seven".