506039801 has 2 divisors, whose sum is σ = 506039802. Its totient is φ = 506039800.

The previous prime is 506039797. The next prime is 506039819. The reversal of 506039801 is 108930605.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 299255401 + 206784400 = 17299^2 + 14380^2 .

It is a cyclic number.

It is not a de Polignac number, because 506039801 - 2² = 506039797 is a prime.

It is a super-2 number, since 2×506039801² = 512152560392239202, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (506039101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 253019900 + 253019901.

It is an arithmetic number, because the mean of its divisors is an integer number (253019901).

Almost surely, 2^506039801 is an apocalyptic number.

It is an amenable number.

506039801 is a deficient number, since it is larger than the sum of its proper divisors (1).

506039801 is an equidigital number, since it uses as much as digits as its factorization.

506039801 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 506039801 is about 22495.3284261422. The cubic root of 506039801 is about 796.8836055582.

The spelling of 506039801 in words is "five hundred six million, thirty-nine thousand, eight hundred one".