9214240 has 96 divisors (see below), whose sum is σ = 26248320. Its totient is φ = 2985984.

The previous prime is 9214211. The next prime is 9214253. The reversal of 9214240 is 424129.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21064 + ... + 21496.

It is an arithmetic number, because the mean of its divisors is an integer number (273420).

Almost surely, 2^9214240 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 9214240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13124160).

9214240 is an abundant number, since it is smaller than the sum of its proper divisors (17034080).

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

9214240 is a wasteful number, since it uses less digits than its factorization.

9214240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 474 (or 466 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 9214240 is about 3035.4966644686. The cubic root of 9214240 is about 209.6459643188.

Adding to 9214240 its reverse (424129), we get a palindrome (9638369).

The spelling of 9214240 in words is "nine million, two hundred fourteen thousand, two hundred forty".