475630073 has 6 divisors (see below), whose sum is σ = 492597534. Its totient is φ = 459228224.

The previous prime is 475630039. The next prime is 475630121. The reversal of 475630073 is 370036574.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 244985104 + 230644969 = 15652^2 + 15187^2 .

It is not a de Polignac number, because 475630073 - 2¹⁸ = 475367929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (475630033) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 281936 + ... + 283617.

It is an arithmetic number, because the mean of its divisors is an integer number (82099589).

Almost surely, 2^475630073 is an apocalyptic number.

It is an amenable number.

475630073 is a deficient number, since it is larger than the sum of its proper divisors (16967461).

475630073 is an equidigital number, since it uses as much as digits as its factorization.

475630073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 565611 (or 565582 counting only the distinct ones).

The product of its (nonzero) digits is 52920, while the sum is 35.

The square root of 475630073 is about 21808.9447933640. The cubic root of 475630073 is about 780.5902134839.

The spelling of 475630073 in words is "four hundred seventy-five million, six hundred thirty thousand, seventy-three".