478524047 has 2 divisors, whose sum is σ = 478524048. Its totient is φ = 478524046.

The previous prime is 478524031. The next prime is 478524049. The reversal of 478524047 is 740425874.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 478524047 - 2⁴ = 478524031 is a prime.

Together with 478524049, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 478523995 and 478524013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (478524049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 239262023 + 239262024.

It is an arithmetic number, because the mean of its divisors is an integer number (239262024).

Almost surely, 2^478524047 is an apocalyptic number.

478524047 is a deficient number, since it is larger than the sum of its proper divisors (1).

478524047 is an equidigital number, since it uses as much as digits as its factorization.

478524047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 250880, while the sum is 41.

The square root of 478524047 is about 21875.1925020101. The cubic root of 478524047 is about 782.1701819555.

The spelling of 478524047 in words is "four hundred seventy-eight million, five hundred twenty-four thousand, forty-seven".