938328388 has 6 divisors (see below), whose sum is σ = 1642074686. Its totient is φ = 469164192.

The previous prime is 938328361. The next prime is 938328427. The reversal of 938328388 is 883823839.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 852172864 + 86155524 = 29192^2 + 9282^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117291045 + ... + 117291052.

Almost surely, 2^938328388 is an apocalyptic number.

It is an amenable number.

938328388 is a deficient number, since it is larger than the sum of its proper divisors (703746298).

938328388 is a wasteful number, since it uses less digits than its factorization.

938328388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234582101 (or 234582099 counting only the distinct ones).

The product of its digits is 1990656, while the sum is 52.

The square root of 938328388 is about 30632.1463172269. The cubic root of 938328388 is about 979.0050947055.

The spelling of 938328388 in words is "nine hundred thirty-eight million, three hundred twenty-eight thousand, three hundred eighty-eight".