506830949 has 2 divisors, whose sum is σ = 506830950. Its totient is φ = 506830948.

The previous prime is 506830943. The next prime is 506830957. The reversal of 506830949 is 949038605.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 502566724 + 4264225 = 22418^2 + 2065^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-506830949 is a prime.

It is a super-2 number, since 2×506830949² = 513755221728481202, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (506830943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 253415474 + 253415475.

It is an arithmetic number, because the mean of its divisors is an integer number (253415475).

Almost surely, 2^506830949 is an apocalyptic number.

It is an amenable number.

506830949 is a deficient number, since it is larger than the sum of its proper divisors (1).

506830949 is an equidigital number, since it uses as much as digits as its factorization.

506830949 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 233280, while the sum is 44.

The square root of 506830949 is about 22512.9062761786. The cubic root of 506830949 is about 797.2986747566.

The spelling of 506830949 in words is "five hundred six million, eight hundred thirty thousand, nine hundred forty-nine".