534393856 has 22 divisors (see below), whose sum is σ = 1068267890. Its totient is φ = 267196416.

The previous prime is 534393851. The next prime is 534393863. The reversal of 534393856 is 658393435.

It can be written as a sum of positive squares in only one way, i.e., 381030400 + 153363456 = 19520^2 + 12384^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (534393851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 259911 + ... + 261958.

Almost surely, 2^534393856 is an apocalyptic number.

It is an amenable number.

534393856 is a deficient number, since it is larger than the sum of its proper divisors (533874034).

534393856 is an equidigital number, since it uses as much as digits as its factorization.

534393856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 521889 (or 521871 counting only the distinct ones).

The product of its digits is 1166400, while the sum is 46.

The square root of 534393856 is about 23116.9603538181. The cubic root of 534393856 is about 811.4974362729.

It can be divided in two parts, 5343 and 93856, that added together give a palindrome (99199).

The spelling of 534393856 in words is "five hundred thirty-four million, three hundred ninety-three thousand, eight hundred fifty-six".