535318668 has 36 divisors (see below), whose sum is σ = 1353872520. Its totient is φ = 178346496.

The previous prime is 535318657. The next prime is 535318669. The reversal of 535318668 is 866813535.

535318668 is a `hidden beast` number, since 53 + 531 + 8 + 6 + 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 (535318669) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 122668 + ... + 126956.

It is an arithmetic number, because the mean of its divisors is an integer number (37607570).

Almost surely, 2^535318668 is an apocalyptic number.

It is an amenable number.

535318668 is an abundant number, since it is smaller than the sum of its proper divisors (818553852).

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

535318668 is a wasteful number, since it uses less digits than its factorization.

535318668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7766 (or 7761 counting only the distinct ones).

The product of its digits is 518400, while the sum is 45.

The square root of 535318668 is about 23136.9545964891. The cubic root of 535318668 is about 811.9652872475.

The spelling of 535318668 in words is "five hundred thirty-five million, three hundred eighteen thousand, six hundred sixty-eight".