475567847 has 2 divisors, whose sum is σ = 475567848. Its totient is φ = 475567846.

The previous prime is 475567823. The next prime is 475567861. The reversal of 475567847 is 748765574.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 475567847 - 2⁶ = 475567783 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (475567447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 237783923 + 237783924.

It is an arithmetic number, because the mean of its divisors is an integer number (237783924).

Almost surely, 2^475567847 is an apocalyptic number.

475567847 is a deficient number, since it is larger than the sum of its proper divisors (1).

475567847 is an equidigital number, since it uses as much as digits as its factorization.

475567847 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6585600, while the sum is 53.

The square root of 475567847 is about 21807.5181302229. The cubic root of 475567847 is about 780.5561708334.

The spelling of 475567847 in words is "four hundred seventy-five million, five hundred sixty-seven thousand, eight hundred forty-seven".