9404169 has 4 divisors (see below), whose sum is σ = 12538896. Its totient is φ = 6269444.

The previous prime is 9404167. The next prime is 9404173. The reversal of 9404169 is 9614049.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 9404169 - 2¹ = 9404167 is a prime.

It is a super-2 number, since 2×9404169² = 176876789161122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (9404167) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1567359 + ... + 1567364.

It is an arithmetic number, because the mean of its divisors is an integer number (3134724).

Almost surely, 2^9404169 is an apocalyptic number.

It is an amenable number.

9404169 is a deficient number, since it is larger than the sum of its proper divisors (3134727).

9404169 is a wasteful number, since it uses less digits than its factorization.

9404169 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3134726.

The product of its (nonzero) digits is 7776, while the sum is 33.

The square root of 9404169 is about 3066.6217569175. The cubic root of 9404169 is about 211.0766251353.

The spelling of 9404169 in words is "nine million, four hundred four thousand, one hundred sixty-nine".