475865439 has 16 divisors (see below), whose sum is σ = 732311040. Its totient is φ = 269229600.

The previous prime is 475865389. The next prime is 475865441. The reversal of 475865439 is 934568574.

It is not a de Polignac number, because 475865439 - 2²³ = 467476831 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 475865391 and 475865400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (475865449) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 110059 + ... + 114300.

It is an arithmetic number, because the mean of its divisors is an integer number (45769440).

Almost surely, 2^475865439 is an apocalyptic number.

475865439 is a deficient number, since it is larger than the sum of its proper divisors (256445601).

475865439 is a wasteful number, since it uses less digits than its factorization.

475865439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224470.

The product of its digits is 3628800, while the sum is 51.

The square root of 475865439 is about 21814.3402146386. The cubic root of 475865439 is about 780.7189508574.

The spelling of 475865439 in words is "four hundred seventy-five million, eight hundred sixty-five thousand, four hundred thirty-nine".