535671668 has 24 divisors (see below), whose sum is σ = 1071837312. Its totient is φ = 229467744.

The previous prime is 535671629. The next prime is 535671677. The reversal of 535671668 is 866176535.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 105230 + ... + 110202.

It is an arithmetic number, because the mean of its divisors is an integer number (44659888).

Almost surely, 2^535671668 is an apocalyptic number.

It is an amenable number.

535671668 is an abundant number, since it is smaller than the sum of its proper divisors (536165644).

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

535671668 is a wasteful number, since it uses less digits than its factorization.

535671668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8831 (or 8829 counting only the distinct ones).

The product of its digits is 907200, while the sum is 47.

The square root of 535671668 is about 23144.5818281515. The cubic root of 535671668 is about 812.1437234979.

The spelling of 535671668 in words is "five hundred thirty-five million, six hundred seventy-one thousand, six hundred sixty-eight".