22283535240 has 128 divisors (see below), whose sum is σ = 74322748800. Its totient is φ = 5938732800.

The previous prime is 22283535229. The next prime is 22283535259. The reversal of 22283535240 is 4253538222.

22283535240 is a `hidden beast` number, since 2 + 2 + 2 + 83 + 53 + 524 + 0 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 22283535195 and 22283535204.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2158090 + ... + 2168390.

It is an arithmetic number, because the mean of its divisors is an integer number (580646475).

Almost surely, 2^22283535240 is an apocalyptic number.

22283535240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22283535240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37161374400).

22283535240 is an abundant number, since it is smaller than the sum of its proper divisors (52039213560).

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

22283535240 is a wasteful number, since it uses less digits than its factorization.

22283535240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12324 (or 12314 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

The spelling of 22283535240 in words is "twenty-two billion, two hundred eighty-three million, five hundred thirty-five thousand, two hundred forty".