938133636 has 48 divisors (see below), whose sum is σ = 2389782528. Its totient is φ = 284068000.

The previous prime is 938133613. The next prime is 938133649. The reversal of 938133636 is 636331839.

938133636 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 308821 + ... + 311843.

It is an arithmetic number, because the mean of its divisors is an integer number (49787136).

Almost surely, 2^938133636 is an apocalyptic number.

It is an amenable number.

938133636 is an abundant number, since it is smaller than the sum of its proper divisors (1451648892).

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

938133636 is a wasteful number, since it uses less digits than its factorization.

938133636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5392 (or 5390 counting only the distinct ones).

The product of its digits is 209952, while the sum is 42.

The square root of 938133636 is about 30628.9672695636. The cubic root of 938133636 is about 978.9373585074.

The spelling of 938133636 in words is "nine hundred thirty-eight million, one hundred thirty-three thousand, six hundred thirty-six".