534646439 has 2 divisors, whose sum is σ = 534646440. Its totient is φ = 534646438.

The previous prime is 534646423. The next prime is 534646451. The reversal of 534646439 is 934646435.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 534646439 - 2⁴ = 534646423 is a prime.

It is a Sophie Germain 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 534646439.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (534646939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 267323219 + 267323220.

It is an arithmetic number, because the mean of its divisors is an integer number (267323220).

Almost surely, 2^534646439 is an apocalyptic number.

534646439 is a deficient number, since it is larger than the sum of its proper divisors (1).

534646439 is an equidigital number, since it uses as much as digits as its factorization.

534646439 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 933120, while the sum is 44.

The square root of 534646439 is about 23122.4228618024. The cubic root of 534646439 is about 811.6252684387.

The spelling of 534646439 in words is "five hundred thirty-four million, six hundred forty-six thousand, four hundred thirty-nine".