473125209 has 4 divisors (see below), whose sum is σ = 630833616. Its totient is φ = 315416804.

The previous prime is 473125201. The next prime is 473125231. The reversal of 473125209 is 902521374.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 473125209 - 2³ = 473125201 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 473125209.

It is not an unprimeable number, because it can be changed into a prime (473125201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78854199 + ... + 78854204.

It is an arithmetic number, because the mean of its divisors is an integer number (157708404).

Almost surely, 2^473125209 is an apocalyptic number.

It is an amenable number.

473125209 is a deficient number, since it is larger than the sum of its proper divisors (157708407).

473125209 is a wasteful number, since it uses less digits than its factorization.

473125209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157708406.

The product of its (nonzero) digits is 15120, while the sum is 33.

The square root of 473125209 is about 21751.4415384360. The cubic root of 473125209 is about 779.2174976298.

The spelling of 473125209 in words is "four hundred seventy-three million, one hundred twenty-five thousand, two hundred nine".