535689940 has 12 divisors (see below), whose sum is σ = 1124948916. Its totient is φ = 214275968.

The previous prime is 535689929. The next prime is 535689967. The reversal of 535689940 is 49986535.

It can be written as a sum of positive squares in 2 ways, for example, as 377835844 + 157854096 = 19438^2 + 12564^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13392229 + ... + 13392268.

It is an arithmetic number, because the mean of its divisors is an integer number (93745743).

Almost surely, 2^535689940 is an apocalyptic number.

It is an amenable number.

535689940 is an abundant number, since it is smaller than the sum of its proper divisors (589258976).

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

535689940 is a wasteful number, since it uses less digits than its factorization.

535689940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26784506 (or 26784504 counting only the distinct ones).

The product of its (nonzero) digits is 1166400, while the sum is 49.

The square root of 535689940 is about 23144.9765608004. The cubic root of 535689940 is about 812.1529575880.

The spelling of 535689940 in words is "five hundred thirty-five million, six hundred eighty-nine thousand, nine hundred forty".