9289242 has 40 divisors (see below), whose sum is σ = 22045716. Its totient is φ = 2913408.

The previous prime is 9289223. The next prime is 9289253. The reversal of 9289242 is 2429829.

It can be written as a sum of positive squares in 2 ways, for example, as 7241481 + 2047761 = 2691^2 + 1431^2 .

It is a junction number, because it is equal to n+sod(n) for n = 9289197 and 9289206.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1068 + ... + 4440.

Almost surely, 2^9289242 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9289242, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11022858).

9289242 is an abundant number, since it is smaller than the sum of its proper divisors (12756474).

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

9289242 is a wasteful number, since it uses less digits than its factorization.

9289242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3404 (or 3395 counting only the distinct ones).

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

The square root of 9289242 is about 3047.8257824226. The cubic root of 9289242 is about 210.2132527586.

The spelling of 9289242 in words is "nine million, two hundred eighty-nine thousand, two hundred forty-two".