922040 has 64 divisors (see below), whose sum is σ = 2462400. Its totient is φ = 304128.

The previous prime is 922039. The next prime is 922043. The reversal of 922040 is 40229.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 922040.

It is not an unprimeable number, because it can be changed into a prime (922043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10316 + ... + 10404.

It is an arithmetic number, because the mean of its divisors is an integer number (38475).

2⁹²²⁰⁴⁰ 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 922040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1231200).

922040 is an abundant number, since it is smaller than the sum of its proper divisors (1540360).

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

922040 is a wasteful number, since it uses less digits than its factorization.

922040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144 (or 140 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 922040 is about 960.2291393204. The cubic root of 922040 is about 97.3307165536.

Adding to 922040 its reverse (40229), we get a palindrome (962269).

The spelling of 922040 in words is "nine hundred twenty-two thousand, forty".