473521073 has 2 divisors, whose sum is σ = 473521074. Its totient is φ = 473521072.

The previous prime is 473521057. The next prime is 473521127. The reversal of 473521073 is 370125374.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 445716544 + 27804529 = 21112^2 + 5273^2 .

It is a cyclic number.

It is not a de Polignac number, because 473521073 - 2⁴ = 473521057 is a prime.

It is not a weakly prime, because it can be changed into another prime (473521673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 236760536 + 236760537.

It is an arithmetic number, because the mean of its divisors is an integer number (236760537).

Almost surely, 2^473521073 is an apocalyptic number.

It is an amenable number.

473521073 is a deficient number, since it is larger than the sum of its proper divisors (1).

473521073 is an equidigital number, since it uses as much as digits as its factorization.

473521073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17640, while the sum is 32.

The square root of 473521073 is about 21760.5393545289. The cubic root of 473521073 is about 779.4347608819.

The spelling of 473521073 in words is "four hundred seventy-three million, five hundred twenty-one thousand, seventy-three".