534639365 has 16 divisors (see below), whose sum is σ = 692283648. Its totient is φ = 394030656.

The previous prime is 534639353. The next prime is 534639367. The reversal of 534639365 is 563936435.

It is a cyclic number.

It is not a de Polignac number, because 534639365 - 2²⁶ = 467530501 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (534639367) 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 in 15 ways as a sum of consecutive naturals, for example, 26132 + ... + 41858.

It is an arithmetic number, because the mean of its divisors is an integer number (43267728).

Almost surely, 2^534639365 is an apocalyptic number.

It is an amenable number.

534639365 is a deficient number, since it is larger than the sum of its proper divisors (157644283).

534639365 is a wasteful number, since it uses less digits than its factorization.

534639365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16268.

The product of its digits is 874800, while the sum is 44.

The square root of 534639365 is about 23122.2698928976. The cubic root of 534639365 is about 811.6216888379.

The spelling of 534639365 in words is "five hundred thirty-four million, six hundred thirty-nine thousand, three hundred sixty-five".