475009199 has 4 divisors (see below), whose sum is σ = 542867664. Its totient is φ = 407150736.

The previous prime is 475009151. The next prime is 475009211. The reversal of 475009199 is 991900574.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 475009199 - 2⁸ = 475008943 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (475000199) 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, 33929222 + ... + 33929235.

It is an arithmetic number, because the mean of its divisors is an integer number (135716916).

Almost surely, 2^475009199 is an apocalyptic number.

475009199 is a deficient number, since it is larger than the sum of its proper divisors (67858465).

475009199 is an equidigital number, since it uses as much as digits as its factorization.

475009199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67858464.

The product of its (nonzero) digits is 102060, while the sum is 44.

The square root of 475009199 is about 21794.7057562152. The cubic root of 475009199 is about 780.2504121475.

The spelling of 475009199 in words is "four hundred seventy-five million, nine thousand, one hundred ninety-nine".