475909539 has 8 divisors (see below), whose sum is σ = 725195520. Its totient is φ = 271948296.

The previous prime is 475909531. The next prime is 475909559. The reversal of 475909539 is 935909574.

It is a happy number.

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

It is not a de Polignac number, because 475909539 - 2³ = 475909531 is a prime.

It is a super-2 number, since 2×475909539² = 452979778622385042, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 475909491 and 475909500.

It is not an unprimeable number, because it can be changed into a prime (475909531) 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, 11331159 + ... + 11331200.

It is an arithmetic number, because the mean of its divisors is an integer number (90649440).

Almost surely, 2^475909539 is an apocalyptic number.

475909539 is a deficient number, since it is larger than the sum of its proper divisors (249285981).

475909539 is a wasteful number, since it uses less digits than its factorization.

475909539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22662369.

The product of its (nonzero) digits is 1530900, while the sum is 51.

The square root of 475909539 is about 21815.3509941967. The cubic root of 475909539 is about 780.7430673684.

The spelling of 475909539 in words is "four hundred seventy-five million, nine hundred nine thousand, five hundred thirty-nine".