9289404 has 72 divisors (see below), whose sum is σ = 25683840. Its totient is φ = 2927664.

The previous prime is 9289393. The next prime is 9289417. The reversal of 9289404 is 4049829.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18217 + ... + 18719.

It is an arithmetic number, because the mean of its divisors is an integer number (356720).

Almost surely, 2^9289404 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9289404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12841920).

9289404 is an abundant number, since it is smaller than the sum of its proper divisors (16394436).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9289404 is a wasteful number, since it uses less digits than its factorization.

9289404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 541 (or 527 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 9289404 is about 3047.8523586289. The cubic root of 9289404 is about 210.2144747581.

The spelling of 9289404 in words is "nine million, two hundred eighty-nine thousand, four hundred four".