9404689 has 8 divisors (see below), whose sum is σ = 11380608. Its totient is φ = 7586880.

The previous prime is 9404641. The next prime is 9404693. The reversal of 9404689 is 9864049.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 9404689 - 2⁷ = 9404561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9404609) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39397 + ... + 39634.

It is an arithmetic number, because the mean of its divisors is an integer number (1422576).

Almost surely, 2^9404689 is an apocalyptic number.

It is an amenable number.

9404689 is a deficient number, since it is larger than the sum of its proper divisors (1975919).

9404689 is a wasteful number, since it uses less digits than its factorization.

9404689 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79055.

The product of its (nonzero) digits is 62208, while the sum is 40.

The square root of 9404689 is about 3066.7065395959. The cubic root of 9404689 is about 211.0805155312.

The spelling of 9404689 in words is "nine million, four hundred four thousand, six hundred eighty-nine".