473879257 has 2 divisors, whose sum is σ = 473879258. Its totient is φ = 473879256.

The previous prime is 473879167. The next prime is 473879311. The reversal of 473879257 is 752978374.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 441798361 + 32080896 = 21019^2 + 5664^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-473879257 is a prime.

It is not a weakly prime, because it can be changed into another prime (473879657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 236939628 + 236939629.

It is an arithmetic number, because the mean of its divisors is an integer number (236939629).

Almost surely, 2^473879257 is an apocalyptic number.

It is an amenable number.

473879257 is a deficient number, since it is larger than the sum of its proper divisors (1).

473879257 is an equidigital number, since it uses as much as digits as its factorization.

473879257 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2963520, while the sum is 52.

The square root of 473879257 is about 21768.7679256314. The cubic root of 473879257 is about 779.6312397805.

It can be divided in two parts, 47387 and 9257, that added together give a square (56644 = 238²).

The spelling of 473879257 in words is "four hundred seventy-three million, eight hundred seventy-nine thousand, two hundred fifty-seven".