534491 has 2 divisors, whose sum is σ = 534492. Its totient is φ = 534490.

The previous prime is 534473. The next prime is 534511. The reversal of 534491 is 194435.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 534491 - 2¹⁸ = 272347 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 534491.

It is not a weakly prime, because it can be changed into another prime (534431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 267245 + 267246.

It is an arithmetic number, because the mean of its divisors is an integer number (267246).

2⁵³⁴⁴⁹¹ is an apocalyptic number.

534491 is a deficient number, since it is larger than the sum of its proper divisors (1).

534491 is an equidigital number, since it uses as much as digits as its factorization.

534491 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2160, while the sum is 26.

The square root of 534491 is about 731.0889138812. The cubic root of 534491 is about 81.1546605582.

The spelling of 534491 in words is "five hundred thirty-four thousand, four hundred ninety-one".