22784934042 has 40 divisors (see below), whose sum is σ = 54982452756. Its totient is φ = 7010748288.

The previous prime is 22784934037. The next prime is 22784934043. The reversal of 22784934042 is 24043948722.

It is a happy number.

22784934042 is a `hidden beast` number, since 227 + 8 + 49 + 340 + 42 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 18251739801 + 4533194241 = 135099^2 + 67329^2 .

It is not an unprimeable number, because it can be changed into a prime (22784934043) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 5407423 + ... + 5411634.

Almost surely, 2^22784934042 is an apocalyptic number.

22784934042 is an abundant number, since it is smaller than the sum of its proper divisors (32197518714).

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

22784934042 is a wasteful number, since it uses less digits than its factorization.

22784934042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10819084 (or 10819075 counting only the distinct ones).

The product of its (nonzero) digits is 774144, while the sum is 45.

The spelling of 22784934042 in words is "twenty-two billion, seven hundred eighty-four million, nine hundred thirty-four thousand, forty-two".