475805231 has 16 divisors (see below), whose sum is σ = 553817088. Its totient is φ = 403977600.

The previous prime is 475805203. The next prime is 475805251. The reversal of 475805231 is 132508574.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 475805231 - 2¹⁴ = 475788847 is a prime.

It is a super-2 number, since 2×475805231² = 452781235693926722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 475805191 and 475805200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (475805251) 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, 14786 + ... + 34208.

It is an arithmetic number, because the mean of its divisors is an integer number (34613568).

Almost surely, 2^475805231 is an apocalyptic number.

475805231 is a deficient number, since it is larger than the sum of its proper divisors (78011857).

475805231 is a wasteful number, since it uses less digits than its factorization.

475805231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19582.

The product of its (nonzero) digits is 33600, while the sum is 35.

The square root of 475805231 is about 21812.9601613353. The cubic root of 475805231 is about 780.6860231253.

The spelling of 475805231 in words is "four hundred seventy-five million, eight hundred five thousand, two hundred thirty-one".