938464388 has 6 divisors (see below), whose sum is σ = 1642312686. Its totient is φ = 469232192.

The previous prime is 938464367. The next prime is 938464393. The reversal of 938464388 is 883464839.

It can be written as a sum of positive squares in only one way, i.e., 914336644 + 24127744 = 30238^2 + 4912^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117308045 + ... + 117308052.

It is an arithmetic number, because the mean of its divisors is an integer number (273718781).

Almost surely, 2^938464388 is an apocalyptic number.

It is an amenable number.

938464388 is a deficient number, since it is larger than the sum of its proper divisors (703848298).

938464388 is a wasteful number, since it uses less digits than its factorization.

938464388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234616101 (or 234616099 counting only the distinct ones).

The product of its digits is 3981312, while the sum is 53.

The square root of 938464388 is about 30634.3661269496. The cubic root of 938464388 is about 979.0523909621.

The spelling of 938464388 in words is "nine hundred thirty-eight million, four hundred sixty-four thousand, three hundred eighty-eight".