9406 has 4 divisors (see below), whose sum is σ = 14112. Its totient is φ = 4702.

The previous prime is 9403. The next prime is 9413. The reversal of 9406 is 6049.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6049 = 23 ⋅263.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2350 + ... + 2353.

It is an arithmetic number, because the mean of its divisors is an integer number (3528).

2⁹⁴⁰⁶ is an apocalyptic number.

9406 is a deficient number, since it is larger than the sum of its proper divisors (4706).

9406 is a wasteful number, since it uses less digits than its factorization.

9406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4705.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 9406 is about 96.9845348496. The cubic root of 9406 is about 21.1090323181.

It can be divided in two parts, 940 and 6, that added together give a triangular number (946 = T₄₃).

The spelling of 9406 in words is "nine thousand, four hundred six".