506897263 has 2 divisors, whose sum is σ = 506897264. Its totient is φ = 506897262.

The previous prime is 506897249. The next prime is 506897311. The reversal of 506897263 is 362798605.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 506897263 - 2²¹ = 504800111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (506897233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 253448631 + 253448632.

It is an arithmetic number, because the mean of its divisors is an integer number (253448632).

Almost surely, 2^506897263 is an apocalyptic number.

506897263 is a deficient number, since it is larger than the sum of its proper divisors (1).

506897263 is an equidigital number, since it uses as much as digits as its factorization.

506897263 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 544320, while the sum is 46.

The square root of 506897263 is about 22514.3790276348. The cubic root of 506897263 is about 797.3334462181. Note that the first 3 decimals are identical.

The spelling of 506897263 in words is "five hundred six million, eight hundred ninety-seven thousand, two hundred sixty-three".