10394128 has 10 divisors (see below), whose sum is σ = 20138654. Its totient is φ = 5197056.

The previous prime is 10394119. The next prime is 10394129. The reversal of 10394128 is 82149301.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 8456464 + 1937664 = 2908^2 + 1392^2 .

It is a junction number, because it is equal to n+sod(n) for n = 10394096 and 10394105.

It is not an unprimeable number, because it can be changed into a prime (10394129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 324801 + ... + 324832.

Almost surely, 2^10394128 is an apocalyptic number.

It is an amenable number.

10394128 is a deficient number, since it is larger than the sum of its proper divisors (9744526).

10394128 is an equidigital number, since it uses as much as digits as its factorization.

10394128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 649641 (or 649635 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 10394128 is about 3223.9925558227. The cubic root of 10394128 is about 218.2374877306.

The spelling of 10394128 in words is "ten million, three hundred ninety-four thousand, one hundred twenty-eight".