10388938 has 16 divisors (see below), whose sum is σ = 18857664. Its totient is φ = 4190400.

The previous prime is 10388923. The next prime is 10388941. The reversal of 10388938 is 83988301.

10388938 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 10388938.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21588 + ... + 22063.

It is an arithmetic number, because the mean of its divisors is an integer number (1178604).

Almost surely, 2^10388938 is an apocalyptic number.

10388938 is a deficient number, since it is larger than the sum of its proper divisors (8468726).

10388938 is a wasteful number, since it uses less digits than its factorization.

10388938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43677.

The product of its (nonzero) digits is 41472, while the sum is 40.

The square root of 10388938 is about 3223.1875527186. The cubic root of 10388938 is about 218.2011582078.

The spelling of 10388938 in words is "ten million, three hundred eighty-eight thousand, nine hundred thirty-eight".