475297239 has 8 divisors (see below), whose sum is σ = 654172672. Its totient is φ = 306643320.

The previous prime is 475297201. The next prime is 475297253. The reversal of 475297239 is 932792574.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 475297239 - 2²¹ = 473200087 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 (475297279) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2555269 + ... + 2555454.

It is an arithmetic number, because the mean of its divisors is an integer number (81771584).

Almost surely, 2^475297239 is an apocalyptic number.

475297239 is a deficient number, since it is larger than the sum of its proper divisors (178875433).

475297239 is a wasteful number, since it uses less digits than its factorization.

475297239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5110757.

The product of its digits is 952560, while the sum is 48.

The square root of 475297239 is about 21801.3127815735. The cubic root of 475297239 is about 780.4080918425.

The spelling of 475297239 in words is "four hundred seventy-five million, two hundred ninety-seven thousand, two hundred thirty-nine".