533668481 has 2 divisors, whose sum is σ = 533668482. Its totient is φ = 533668480.

The previous prime is 533668459. The next prime is 533668519. The reversal of 533668481 is 184866335.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 532686400 + 982081 = 23080^2 + 991^2 .

It is a cyclic number.

It is not a de Polignac number, because 533668481 - 2⁶ = 533668417 is a prime.

It is a super-2 number, since 2×533668481² = 569604095225694722, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (533668081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 266834240 + 266834241.

It is an arithmetic number, because the mean of its divisors is an integer number (266834241).

Almost surely, 2^533668481 is an apocalyptic number.

It is an amenable number.

533668481 is a deficient number, since it is larger than the sum of its proper divisors (1).

533668481 is an equidigital number, since it uses as much as digits as its factorization.

533668481 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 414720, while the sum is 44.

The square root of 533668481 is about 23101.2657878308. The cubic root of 533668481 is about 811.1301001573.

The spelling of 533668481 in words is "five hundred thirty-three million, six hundred sixty-eight thousand, four hundred eighty-one".