938388764 has 6 divisors (see below), whose sum is σ = 1642180344. Its totient is φ = 469194380.

The previous prime is 938388733. The next prime is 938388791. The reversal of 938388764 is 467883839.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117298592 + ... + 117298599.

It is an arithmetic number, because the mean of its divisors is an integer number (273696724).

Almost surely, 2^938388764 is an apocalyptic number.

It is an amenable number.

938388764 is a deficient number, since it is larger than the sum of its proper divisors (703791580).

938388764 is a wasteful number, since it uses less digits than its factorization.

938388764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234597195 (or 234597193 counting only the distinct ones).

The product of its digits is 6967296, while the sum is 56.

The square root of 938388764 is about 30633.1318020212. The cubic root of 938388764 is about 979.0260920253.

The spelling of 938388764 in words is "nine hundred thirty-eight million, three hundred eighty-eight thousand, seven hundred sixty-four".