534749868 has 36 divisors (see below), whose sum is σ = 1352518440. Its totient is φ = 178145856.

The previous prime is 534749861. The next prime is 534749903. The reversal of 534749868 is 868947435.

534749868 is a `hidden beast` number, since 53 + 47 + 498 + 68 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (534749861) 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 11 ways as a sum of consecutive naturals, for example, 81328 + ... + 87656.

Almost surely, 2^534749868 is an apocalyptic number.

It is an amenable number.

534749868 is an abundant number, since it is smaller than the sum of its proper divisors (817768572).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

534749868 is a wasteful number, since it uses less digits than its factorization.

534749868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8686 (or 8681 counting only the distinct ones).

The product of its digits is 5806080, while the sum is 54.

The square root of 534749868 is about 23124.6593055984. The cubic root of 534749868 is about 811.6776022000.

The spelling of 534749868 in words is "five hundred thirty-four million, seven hundred forty-nine thousand, eight hundred sixty-eight".