535138788 has 12 divisors (see below), whose sum is σ = 1248657200. Its totient is φ = 178379592.

The previous prime is 535138783. The next prime is 535138817. The reversal of 535138788 is 887831535.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (535138783) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22297438 + ... + 22297461.

Almost surely, 2^535138788 is an apocalyptic number.

It is an amenable number.

535138788 is an abundant number, since it is smaller than the sum of its proper divisors (713518412).

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

535138788 is a wasteful number, since it uses less digits than its factorization.

535138788 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44594906 (or 44594904 counting only the distinct ones).

The product of its digits is 806400, while the sum is 48.

The square root of 535138788 is about 23133.0669821362. The cubic root of 535138788 is about 811.8743304105.

The spelling of 535138788 in words is "five hundred thirty-five million, one hundred thirty-eight thousand, seven hundred eighty-eight".