533271493 has 2 divisors, whose sum is σ = 533271494. Its totient is φ = 533271492.

The previous prime is 533271469. The next prime is 533271533. The reversal of 533271493 is 394172335.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 472540644 + 60730849 = 21738^2 + 7793^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-533271493 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (533271293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 266635746 + 266635747.

It is an arithmetic number, because the mean of its divisors is an integer number (266635747).

Almost surely, 2^533271493 is an apocalyptic number.

It is an amenable number.

533271493 is a deficient number, since it is larger than the sum of its proper divisors (1).

533271493 is an equidigital number, since it uses as much as digits as its factorization.

533271493 is an evil number, because the sum of its binary digits is even.

The product of its digits is 68040, while the sum is 37.

The square root of 533271493 is about 23092.6718462806. The cubic root of 533271493 is about 810.9289210817.

The spelling of 533271493 in words is "five hundred thirty-three million, two hundred seventy-one thousand, four hundred ninety-three".