535140866 has 16 divisors (see below), whose sum is σ = 869580600. Its totient is φ = 246986064.

The previous prime is 535140811. The next prime is 535140869. The reversal of 535140866 is 668041535.

It can be written as a sum of positive squares in 4 ways, for example, as 11417641 + 523723225 = 3379^2 + 22885^2 .

It is not an unprimeable number, because it can be changed into a prime (535140869) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56501 + ... + 65288.

Almost surely, 2^535140866 is an apocalyptic number.

535140866 is a deficient number, since it is larger than the sum of its proper divisors (334439734).

535140866 is a wasteful number, since it uses less digits than its factorization.

535140866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121830 (or 121804 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 38.

The square root of 535140866 is about 23133.1118961544. Note that the first 3 decimals coincide. The cubic root of 535140866 is about 811.8753812735.

The spelling of 535140866 in words is "five hundred thirty-five million, one hundred forty thousand, eight hundred sixty-six".