506262313 has 4 divisors (see below), whose sum is σ = 507171780. Its totient is φ = 505352848.

The previous prime is 506262287. The next prime is 506262331. The reversal of 506262313 is 313262605.

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 270701209 + 235561104 = 16453^2 + 15348^2 .

It is a cyclic number.

It is not a de Polignac number, because 506262313 - 2⁹ = 506261801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (506262343) 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, 453898 + ... + 455011.

It is an arithmetic number, because the mean of its divisors is an integer number (126792945).

Almost surely, 2^506262313 is an apocalyptic number.

It is an amenable number.

506262313 is a deficient number, since it is larger than the sum of its proper divisors (909467).

506262313 is an equidigital number, since it uses as much as digits as its factorization.

506262313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 909466.

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 506262313 is about 22500.2736205585. The cubic root of 506262313 is about 797.0003883234. Note that the first 3 decimals are identical.

The spelling of 506262313 in words is "five hundred six million, two hundred sixty-two thousand, three hundred thirteen".