478527823 has 2 divisors, whose sum is σ = 478527824. Its totient is φ = 478527822.

The previous prime is 478527793. The next prime is 478527853. The reversal of 478527823 is 328725874.

It is a balanced prime because it is at equal distance from previous prime (478527793) and next prime (478527853).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-478527823 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (478527853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 239263911 + 239263912.

It is an arithmetic number, because the mean of its divisors is an integer number (239263912).

Almost surely, 2^478527823 is an apocalyptic number.

478527823 is a deficient number, since it is larger than the sum of its proper divisors (1).

478527823 is an equidigital number, since it uses as much as digits as its factorization.

478527823 is an evil number, because the sum of its binary digits is even.

The product of its digits is 752640, while the sum is 46.

The square root of 478527823 is about 21875.2788096518. The cubic root of 478527823 is about 782.1722393003.

The spelling of 478527823 in words is "four hundred seventy-eight million, five hundred twenty-seven thousand, eight hundred twenty-three".