476240213 has 4 divisors (see below), whose sum is σ = 477033228. Its totient is φ = 475447200.

The previous prime is 476240161. The next prime is 476240249. The reversal of 476240213 is 312042674.

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

It can be written as a sum of positive squares in 2 ways, for example, as 178436164 + 297804049 = 13358^2 + 17257^2 .

It is a cyclic number.

It is not a de Polignac number, because 476240213 - 2²⁸ = 207804757 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 (476240273) 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, 395606 + ... + 396807.

It is an arithmetic number, because the mean of its divisors is an integer number (119258307).

Almost surely, 2^476240213 is an apocalyptic number.

It is an amenable number.

476240213 is a deficient number, since it is larger than the sum of its proper divisors (793015).

476240213 is an equidigital number, since it uses as much as digits as its factorization.

476240213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 793014.

The product of its (nonzero) digits is 8064, while the sum is 29.

The square root of 476240213 is about 21822.9286073157. The cubic root of 476240213 is about 780.9238521887.

Adding to 476240213 its reverse (312042674), we get a palindrome (788282887).

The spelling of 476240213 in words is "four hundred seventy-six million, two hundred forty thousand, two hundred thirteen".