9042322240 has 112 divisors (see below), whose sum is σ = 24634374912. Its totient is φ = 3096907776.

The previous prime is 9042322231. The next prime is 9042322259. The reversal of 9042322240 is 422232409.

It is a tau number, because it is divible by the number of its divisors (112).

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 9042322199 and 9042322208.

It is a congruent number.

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, 3060604 + ... + 3063556.

It is an arithmetic number, because the mean of its divisors is an integer number (219949776).

Almost surely, 2^9042322240 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 9042322240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12317187456).

9042322240 is an abundant number, since it is smaller than the sum of its proper divisors (15592052672).

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

9042322240 is a wasteful number, since it uses less digits than its factorization.

9042322240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4344 (or 4334 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 9042322240 is about 95091.1259792416. The cubic root of 9042322240 is about 2083.3392369042.

Adding to 9042322240 its reverse (422232409), we get a palindrome (9464554649).

The spelling of 9042322240 in words is "nine billion, forty-two million, three hundred twenty-two thousand, two hundred forty".