534657805 has 16 divisors (see below), whose sum is σ = 706117824. Its totient is φ = 385396480.

The previous prime is 534657787. The next prime is 534657811. The reversal of 534657805 is 508756435.

It is not a de Polignac number, because 534657805 - 2⁷ = 534657677 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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, 36799 + ... + 49228.

It is an arithmetic number, because the mean of its divisors is an integer number (44132364).

Almost surely, 2^534657805 is an apocalyptic number.

534657805 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

534657805 is a deficient number, since it is larger than the sum of its proper divisors (171460019).

534657805 is a wasteful number, since it uses less digits than its factorization.

534657805 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86156.

The product of its (nonzero) digits is 504000, while the sum is 43.

The square root of 534657805 is about 23122.6686392380. The cubic root of 534657805 is about 811.6310198205.

The spelling of 534657805 in words is "five hundred thirty-four million, six hundred fifty-seven thousand, eight hundred five".