535689747 has 16 divisors (see below), whose sum is σ = 794112000. Its totient is φ = 356902632.

The previous prime is 535689701. The next prime is 535689751. The reversal of 535689747 is 747986535.

535689747 is a `hidden beast` number, since 5 + 3 + 568 + 9 + 74 + 7 = 666.

It is not a de Polignac number, because 535689747 - 2⁸ = 535689491 is a prime.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 535689693 and 535689702.

It is not an unprimeable number, because it can be changed into a prime (535689767) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45454 + ... + 56012.

It is an arithmetic number, because the mean of its divisors is an integer number (49632000).

Almost surely, 2^535689747 is an apocalyptic number.

535689747 is a deficient number, since it is larger than the sum of its proper divisors (258422253).

535689747 is a wasteful number, since it uses less digits than its factorization.

535689747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12447 (or 12441 counting only the distinct ones).

The product of its digits is 6350400, while the sum is 54.

The square root of 535689747 is about 23144.9723914288. The cubic root of 535689747 is about 812.1528600530.

The spelling of 535689747 in words is "five hundred thirty-five million, six hundred eighty-nine thousand, seven hundred forty-seven".