536443393 has 2 divisors, whose sum is σ = 536443394. Its totient is φ = 536443392.

The previous prime is 536443357. The next prime is 536443423. The reversal of 536443393 is 393344635.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 520387344 + 16056049 = 22812^2 + 4007^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-536443393 is a prime.

It is not a weakly prime, because it can be changed into another prime (536443343) 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, 268221696 + 268221697.

It is an arithmetic number, because the mean of its divisors is an integer number (268221697).

Almost surely, 2^536443393 is an apocalyptic number.

It is an amenable number.

536443393 is a deficient number, since it is larger than the sum of its proper divisors (1).

536443393 is an equidigital number, since it uses as much as digits as its factorization.

536443393 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 349920, while the sum is 40.

The square root of 536443393 is about 23161.2476563764. The cubic root of 536443393 is about 812.5335461652.

It can be divided in two parts, 53 and 6443393, that added together give a palindrome (6443446).

The spelling of 536443393 in words is "five hundred thirty-six million, four hundred forty-three thousand, three hundred ninety-three".