10394 has 4 divisors (see below), whose sum is σ = 15594. Its totient is φ = 5196.

The previous prime is 10391. The next prime is 10399. The reversal of 10394 is 49301.

10394 is an esthetic number in base 11, because in such base its adjacent digits differ by 1.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 49301 = 7 ⋅7043.

It can be written as a sum of positive squares in only one way, i.e., 9025 + 1369 = 95^2 + 37^2 .

It is a Curzon number.

It is a plaindrome in base 11 and base 16.

It is not an unprimeable number, because it can be changed into a prime (10391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2597 + ... + 2600.

2¹⁰³⁹⁴ is an apocalyptic number.

10394 is a deficient number, since it is larger than the sum of its proper divisors (5200).

10394 is an equidigital number, since it uses as much as digits as its factorization.

10394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5199.

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 10394 is about 101.9509686075. The cubic root of 10394 is about 21.8236591888.

Adding to 10394 its reverse (49301), we get a palindrome (59695).

It can be divided in two parts, 10 and 394, that added together give a palindrome (404).

The spelling of 10394 in words is "ten thousand, three hundred ninety-four".