473539457 has 2 divisors, whose sum is σ = 473539458. Its totient is φ = 473539456.

The previous prime is 473539453. The next prime is 473539459. The reversal of 473539457 is 754935374.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 315559696 + 157979761 = 17764^2 + 12569^2 .

It is a cyclic number.

It is not a de Polignac number, because 473539457 - 2² = 473539453 is a prime.

Together with 473539459, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (473539453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 236769728 + 236769729.

It is an arithmetic number, because the mean of its divisors is an integer number (236769729).

Almost surely, 2^473539457 is an apocalyptic number.

It is an amenable number.

473539457 is a deficient number, since it is larger than the sum of its proper divisors (1).

473539457 is an equidigital number, since it uses as much as digits as its factorization.

473539457 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1587600, while the sum is 47.

The square root of 473539457 is about 21760.9617664294. The cubic root of 473539457 is about 779.4448476862. Note that the first 3 decimals are identical.

The spelling of 473539457 in words is "four hundred seventy-three million, five hundred thirty-nine thousand, four hundred fifty-seven".